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Achi NK, Eleazu CO, Onyeabo C, Kalu W, Eleazu K. Syzygium malaccense leaves methanol extract modulate some biochemical and inflammatory markers and prostate histology of testosterone-estradiol valerate induced benign prostatic hyperplasia in rats. AVICENNA JOURNAL OF PHYTOMEDICINE 2024; 14:305-324. [PMID: 39086866 PMCID: PMC11287027 DOI: 10.22038/ajp.2023.23526] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Figures] [Subscribe] [Scholar Register] [Received: 05/19/2023] [Accepted: 09/02/2023] [Indexed: 08/02/2024]
Abstract
Objective The effect of Syzygium malaccense methanol leaf extract (SMLE) on some parameters of testosterone-estradiol valerate induced benign prostatic hyperplasia (BPH) in rats was assayed. Materials and Methods Thirty male albino rats were used and they were grouped as: Control: received 1 mL/kg olive oil (oral and subcutaneous); BPH: received subcutaneously 9 mg/kg dihydrotestosterone (DHT)+0.9 mg/kg estradiol valerate (ESV) and orally 1 ml/kg olive oil; finasteride: received 9 mg/kg of DHT+0.9 mg/kg ESV (subcutaneously) and 5 mg/kg finasteride (orally) and test groups 1 and 2: received 9 mg/kg of DHT+0.9 mg/kg ESV (subcutaneously) and 200 and 400 mg/kg SMLE (orally). The duration of the treatment was 28 days. Results The BPH group had increased prostatic total proteins, oxidative stress, interleukin 8, tumor necrosis factor-α, prostate weights, serum concentrations of prostate specific antigen, estradiol, follicle stimulating hormone, and C-reactive protein, dyslipidaemia, altered prostate histology and hormonal levels but had no significant change (p>0.05) in haematological indices relative to the control. Finasteride or S. malaccense modulated most of these parameters as corroborated by prostate histology. Acute toxicity study indicated the non-toxicity of SMLE. SMLE showed strong in vitro antioxidant activity which corroborated its in vivo antioxidant activity. Conclusion The study showed that S. malaccense could be useful in the management of BPH.
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Affiliation(s)
- Ngozi Kalu Achi
- Department of Biochemistry, Michael Okpara University of Agriculture, Umudike, Umuahia, Abia State, Nigeria
| | | | - Chimaraoke Onyeabo
- Department of Biochemistry, Michael Okpara University of Agriculture, Umudike, Umuahia, Abia State, Nigeria
| | - Winner Kalu
- Department of Biochemistry, Rhema University, Aba, Abia State, Nigeria
| | - Kate Eleazu
- Department of Biochemistry, Ebonyi State University, Ebonyi State, Abakaliki, Nigeria
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Lee SM, Lee SM, Song J. Effects of Taraxaci Herba (Dandelion) on Testosterone Propionate-Induced Benign Prostatic Hyperplasia in Rats. Nutrients 2024; 16:1189. [PMID: 38674879 PMCID: PMC11054461 DOI: 10.3390/nu16081189] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2024] [Revised: 04/11/2024] [Accepted: 04/15/2024] [Indexed: 04/28/2024] Open
Abstract
Benign prostatic hyperplasia (BPH) is the non-malignant enlargement of the prostate, associated with lower urinary tract symptoms (LUTSs). Taraxaci Herba (TH), commonly known as dandelion, has traditionally been utilized in East Asia to treat symptoms related to LUTSs. Based on this traditional use, our study aimed to explore the inhibitory effects of TH on BPH progression using a testosterone propionate-induced rat model. To induce BPH, male Sprague Dawley rats were castrated and injected subcutaneously with testosterone propionate (3 mg/kg/day) for 28 days. Concurrently, TH extract was administered orally at doses of 100 and 300 mg/kg/day throughout the four-week period of testosterone propionate injections. The TH extract significantly reduced both the absolute and relative weights of the prostate, along with histopathological changes in the gland. Moreover, it lowered serum levels of testosterone and dihydrotestosterone and reduced the expression of the androgen receptor in the prostate. Additionally, the TH extract modulated the protein expressions of Bax and Bcl-2, which are key regulators of apoptosis in prostate cells. Collectively, our findings suggest that TH inhibits BPH development partially by modulating androgen signaling and inducing apoptosis within the prostate.
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Affiliation(s)
| | | | - Jungbin Song
- Department of Herbal Pharmacology, College of Korean Medicine, Kyung Hee University, 26 Kyungheedae-ro, Dongdaemun-gu, Seoul 02447, Republic of Korea
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Iguchi K, Nagashima K, Mochizuki J, Yamamoto H, Unno K, Miyoshi N. Enokitake Mushroom and Its Active Component, Adenosine, Which Restores Testosterone Production in Impaired and Fatigued Mouse Models. Nutrients 2023; 15:2142. [PMID: 37432279 DOI: 10.3390/nu15092142] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2023] [Revised: 04/11/2023] [Accepted: 04/28/2023] [Indexed: 07/12/2023] Open
Abstract
Several studies have reported the effects of the consumption of various mushroom species on the testes in animal experimental models. Mushrooms, including enokitake mushrooms (Flammulina velutipes), and vegetables contain adenosine may affect testosterone production. Here, we aimed to elucidate the effects of enokitake and its active component, adenosine, on testosterone production in primary cultures of testicular cells in vivo using mice models and in vitro. The administration of enokitake ethanolic extract increased testosterone production in the cisplatin-impaired mouse model. The direct effect of mushroom extracts on testicular cells was examined and liquid chromatography-mass spectrometry analysis confirmed that the mushroom- and vegetable-induced increase in testosterone production mainly involved adenosine. Additionally, the administration of enokitake extract or adenosine to wet floor fatigue model mice promoted testicular testosterone production and enhanced Leydig cell function through insulin-like peptide three level upregulation. Structurally related compounds, including cordycepin, showed lower bioactivity than adenosine. This study showed that the ingestion of adenosine-containing mushrooms and vegetables may effectively increase testicular testosterone production. We conclude that mushrooms with a relatively high adenosine content, such as enokitake, may be useful against aging and fatigue.
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Affiliation(s)
- Kazuaki Iguchi
- Laboratory of Biochemistry, Graduate School of Integrated Pharmaceutical and Nutritional Sciences, University of Shizuoka, Shizuoka 422-8526, Japan
| | - Koji Nagashima
- TechnoSuruga Laboratory Co., Ltd., Shizuoka 424-0065, Japan
| | - Jun Mochizuki
- TechnoSuruga Laboratory Co., Ltd., Shizuoka 424-0065, Japan
| | - Hiroyuki Yamamoto
- Department of Microbiology and Molecular Cell Biology, Nihon Pharmaceutical University, Saitama 362-0806, Japan
| | - Keiko Unno
- Tea Science Center, Graduate School of Integrated Pharmaceutical and Nutritional Sciences, University of Shizuoka, Shizuoka 422-8526, Japan
| | - Noriyuki Miyoshi
- Laboratory of Biochemistry, Graduate School of Integrated Pharmaceutical and Nutritional Sciences, University of Shizuoka, Shizuoka 422-8526, Japan
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Kim HJ, Jin BR, An HJ. Hesperidin ameliorates benign prostatic hyperplasia by attenuating cell proliferation, inflammatory response, and epithelial-mesenchymal transition via the TGF-β1/Smad signaling pathway. Biomed Pharmacother 2023; 160:114389. [PMID: 36791565 DOI: 10.1016/j.biopha.2023.114389] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/07/2022] [Revised: 01/30/2023] [Accepted: 02/07/2023] [Indexed: 02/15/2023] Open
Abstract
Excessively activated transforming growth factor-beta 1 (TGF-β1) exacerbates benign prostatic hyperplasia (BPH) by triggering epithelial-mesenchymal transition (EMT) as well as epithelial and stromal cell differentiation. Hesperidin (HSP), a flavanone rich in citrus peels, exhibits a safe anti-cancer activity with few side effects. Although HSP reportedly inhibits cell growth in prostate cancer, studies on BPH have not yet been reported. Thus, this study aimed to figure out the therapeutic effect of HSP and its underlying mechanisms in BPH models in vivo and in vitro. To evaluate the anti-BPH effect of HSP in vivo, rats were injected with testosterone propionate (TP; 10 mg/kg, s.c.), finasteride (5 mg/kg, p.o.), and HSP (50 and 100 mg/kg, i.p.) for four weeks. The in vitro efficacy of HSP was evaluated using two prostate cell models, BPH-1 and dihydrotestosterone-stimulated WPMY-1 cells, for studying the interaction between epithelial and stromal cells. Both in vivo and in vitro, HSP inhibited prostate cell proliferation by suppressing the expression of androgen receptor-related markers. In addition, HSP reduced the expression levels of inflammatory and mesenchymal markers by blocking TGF-β1 activation. Collectively, HSP alleviated BPH by attenuating prostate cell proliferation, the inflammatory response, and EMT by regulating the TGF-β1/Smad signaling pathway. Thus, these results provide evidence for a new therapeutic approach against BPH.
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Affiliation(s)
- Hyo-Jung Kim
- Department of Oriental Pharmaceutical Science, College of Pharmacy, Kyung Hee University, Seoul 02447, Republic of Korea.
| | - Bo-Ram Jin
- Department of Oriental Pharmaceutical Science, College of Pharmacy, Kyung Hee University, Seoul 02447, Republic of Korea.
| | - Hyo-Jin An
- Department of Oriental Pharmaceutical Science, College of Pharmacy, Kyung Hee University, Seoul 02447, Republic of Korea; Department of Integrated Drug Development and Natural Products, Graduate School, Kyung Hee University, Seoul 02447, Republic of Korea.
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Hwangbo H, Kim MY, Ji SY, Park BS, Kim T, Yoon S, Kim H, Kim SY, Jung H, Kim T, Lee H, Kim GY, Choi YH. Mixture of Corni Fructus and Schisandrae Fructus improves testosterone-induced benign prostatic hyperplasia through regulating 5α-reductase 2 and androgen receptor. Nutr Res Pract 2023; 17:32-47. [PMID: 36777802 PMCID: PMC9884594 DOI: 10.4162/nrp.2023.17.1.32] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/05/2022] [Revised: 06/09/2022] [Accepted: 06/15/2022] [Indexed: 01/26/2023] Open
Abstract
BACKGROUND/OBJECTIVES Benign prostatic hyperplasia (BPH) characterized by an enlarged prostate gland is common in elderly men. Corni Fructus (CF) and Schisandrae Fructus (SF) are known to have various pharmacological effects, including antioxidant and anti-inflammatory activities. In this study, we evaluated the inhibitory efficacy of CF, SF, and their mixture (MIX) on the development of BPH using an in vivo model of testosterone-induced BPH. MATERIALS/METHODS Six-week-old male Sprague-Dawley rats were randomly divided into seven groups. To induce BPH, testosterone propionate (TP) was injected to rats except for those in the control group. Finasteride, saw palmetto (SP), CF, SF, and MIX were orally administered along with TP injection. At the end of treatment, histological changes in the prostate and the level of various biomarkers related to BPH were evaluated. RESULTS Our results showed that BPH induced by TP led to prostate weight and histological changes. Treatment with MIX effectively improved TP-induced BPH by reducing prostate index, lumen area, epithelial thickness, and expression of BPH biomarkers such as 5α-reductase type 2, prostate-specific antigen, androgen receptor, and proliferating cell nuclear antigen compared to treatment with CF or SF alone. Moreover, MIX further reduced levels of elevated serum testosterone, dihydrotestosterone, and prostate-specific antigen in BPH compared to the SP, a positive control. BPH was also improved more by MIX than by CF or SF alone. CONCLUSIONS Based on the results, MIX is a potential natural therapeutic candidate for BPH by regulating 5α-reductase and AR signaling pathway.
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Affiliation(s)
- Hyun Hwangbo
- Korea Nanobiotechnology Center, Pusan National University, Busan 46241, Korea.,Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea
| | - Min Yeong Kim
- Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea.,Anti-Aging Research Center, Dong-eui University, Busan 47340, Korea
| | - Seon Yeong Ji
- Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea.,Anti-Aging Research Center, Dong-eui University, Busan 47340, Korea
| | - Beom Su Park
- Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea
| | - TaeHee Kim
- Hamsoapharm Central Research, Jinan 55442, Korea
| | - Seonhye Yoon
- R&D Center, Naturetech Co. Ltd., Jincheon 27858, Korea
| | - Hyunjin Kim
- R&D Center, Naturetech Co. Ltd., Jincheon 27858, Korea
| | - Sung Yeon Kim
- BIO Center, Chungbuk Technopark, Ochang 28115, Korea
| | - Haeun Jung
- BIO Center, Chungbuk Technopark, Ochang 28115, Korea
| | - Taeiung Kim
- BIO Center, Chungbuk Technopark, Ochang 28115, Korea
| | - Hyesook Lee
- Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea.,Anti-Aging Research Center, Dong-eui University, Busan 47340, Korea
| | - Gi-Young Kim
- Department of Marine Life Science, Jeju National University, Jeju 63243, Korea
| | - Yung Hyun Choi
- Department of Biochemistry, Dong-eui University College of Korean Medicine, Busan 47227, Korea.,Anti-Aging Research Center, Dong-eui University, Busan 47340, Korea
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6
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Onoja RI, Ihedioha JI, Shoyinka SVO, Ezema AS, Emejuo NT, Mgbeahuruike AC, Emesiani BI, Obidah W, Clinton I. Inhibitory effects of Calocybe indica macrofungi on experimental benign prostatic hyperplasia in rats. IRANIAN JOURNAL OF BASIC MEDICAL SCIENCES 2023; 26:121-127. [PMID: 36594056 PMCID: PMC9790059 DOI: 10.22038/ijbms.2022.64972.14309] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Figures] [Subscribe] [Scholar Register] [Received: 04/16/2022] [Accepted: 11/01/2022] [Indexed: 01/04/2023]
Abstract
Objectives This study was designed to investigate the protective effects of Calocybe indica extract on testosterone-induced benign prostatic hyperplasia in rats. Materials and Methods In this study, 60 adult Sprague Dawley rats were randomly divided into six equal groups, one group served as the normal control, five of the groups were administered subcutaneous testosterone propionate for 28 days to induce benign prostatic hyperplasia, three of the five groups were simultaneously administered three graded doses of C. indica extract while one group was administered finasteride as the standard drug and the other left as untreated BPH model group given testosterone propionate only. BPH in the prostate gland was detected through gross appearance, prostate weight, and biochemical and histopathological analyses. Results Increased prostate weight, serum prostate-specific antigen (PSA), and epithelial thickness were observed in the untreated testosterone-induced BPH model. Administration of finasteride and C. indica extract led to a reduction in prostate weight, prostatic index, serum PSA, serum levels of testosterone, and prostatic epithelial thickness, and increased luminal diameter. Conclusion Administration of C. indica extract suppressed the pathophysiological effects of benign prostatic hyperplasia in rats. Thus, C. indica mushroom is a potential pharmacological candidate for the management of BPH in man or dogs.
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Affiliation(s)
- Remigius I. Onoja
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria,Corresponding author: Remigius I. Onoja. Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka. Tel: +2347037434406;
| | - John I. Ihedioha
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
| | - Shodeinde VO. Shoyinka
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
| | - Arinze S. Ezema
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
| | - Nnenna T. Emejuo
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
| | - Anthony C. Mgbeahuruike
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
| | - Benjamin I. Emesiani
- Institute for Drug Herbal Medicine Excipients Research and Development, Department of Pharmaceutical Microbiology and Biotechnology, Faculty of Pharmaceutical Sciences, University of Nigeria, Nsukka, Nigeria
| | - Wilson Obidah
- Department of Biochemistry, School of Life Sciences, Modibbo Adama University of Technology Yola, Yola, Nigeria
| | - Iyi Clinton
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, University of Nigeria, 410001, Nsukka, Nigeria
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Establishment of hormone-induced canine benign prostatic hyperplasia model: A prospective, controlled study. Heliyon 2022; 8:e11352. [DOI: 10.1016/j.heliyon.2022.e11352] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/21/2022] [Revised: 07/29/2022] [Accepted: 10/26/2022] [Indexed: 11/06/2022] Open
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Kim HJ, Kim BH, Jin BR, Park SJ, An HJ. Purple Corn Extract Improves Benign Prostatic Hyperplasia by Regulating Prostate Cell Proliferation and Apoptosis. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 2022; 70:5561-5569. [PMID: 35466676 DOI: 10.1021/acs.jafc.1c07955] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/14/2023]
Abstract
Purple corn (Zea mays L.), utilized as a natural pigment in food production and processing, has been used to treat obesity, cystitis, and urinary tract infections. However, no reports of its use for benign prostatic hyperplasia (BPH) exist. Purple corn extract (PCE) contains anthocyanins, particularly cyanidin-3-O-glucoside, which have various pharmacological characteristics. Therefore, this study sought to elucidate the ameliorative effect of PCE on BPH in dihydrotestosterone (DHT)-stimulated WPMY-1 cells and testosterone propionate (TP)-induced rats. Expression levels of the upregulated androgen receptor (AR) and its related genes in DHT-stimulated WPMY-1 cells were reduced by PCE, and proapoptotic gene expression increased by modulating the phosphoinositide 3-kinase (PI3K)/protein kinase B (AKT) signaling cascade. PCE reduced the weight of the enlarged prostate by inhibiting the androgen/AR signaling-related markers. Histological variations in the prostate epithelium caused by TP injection were restored by PCE. Thus, PCE alleviates BPH by modulating prostate cell proliferation and apoptosis.
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Affiliation(s)
- Hyo-Jung Kim
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do 26339, Republic of Korea
| | - Byung-Hak Kim
- Medience Co. Ltd., Chuncheon, Gangwon-do 24232, Republic of Korea
| | - Bo-Ram Jin
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do 26339, Republic of Korea
| | - Sang Jae Park
- Medience Co. Ltd., Chuncheon, Gangwon-do 24232, Republic of Korea
| | - Hyo-Jin An
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do 26339, Republic of Korea
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Zhao Y, Zhang Y, Li Y, Yang M, Yuan J, Cao Y, Xu L, Ma X, Lin S, An J, Wang S. Yohimbine hydrochloride inhibits benign prostatic hyperplasia by downregulating steroid 5α-reductase type 2. Eur J Pharmacol 2021; 908:174334. [PMID: 34265299 DOI: 10.1016/j.ejphar.2021.174334] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2021] [Revised: 07/02/2021] [Accepted: 07/11/2021] [Indexed: 10/20/2022]
Abstract
Benign prostatic hyperplasia (BPH) is a frequently encountered disease in older men that affects sexual function and is capable of causing lower urinary tract dysfunction. Unfortunately, current treatment options for BPH primarily seek to address the lower urinary tract dysfunction aspect of the disease and do not improve sexual function. Yohimbine has been effectively used for decades to treat erectile dysfunction. Therefore, the objective of this study was to evaluate the inhibitory effect of yohimbine on BPH and explore the associated underlying mechanisms. Thirty-six rats were randomly divided into the control, BPH, finasteride (1 mg/kg), and yohimbine (2, 4, and 8 mg/kg) groups. Except for the rats in the control group, those in the other groups were subcutaneously injected testosterone propionate (5 mg/kg/day) daily for a period of 4 weeks to establish BPH models. They were also administration the corresponding drug daily for a period of 6 weeks. After the treatments, in addition to determining prostate wet weight and index, the histopathological status of the prostate was observed, and the levels of testosterone, dihydrotestosterone, prostatic acid phosphatase, the prostate-specific antigen, proliferating cell nuclear antigen, and steroid 5α-reductase were determined. Specifically, the administration of 2, 4, and 8 mg/kg yohimbine inhibited prostatic index increase by 46.7, 55.1, and 69.3%, respectively, in BHP rats. Further, yohimbine significantly reduced the levels of dihydrotestosterone, prostatic acid phosphatase, prostate-specific antigen, proliferating cell nuclear antigen, and steroid 5α-reductase, suggesting that it exerts beneficial effects against BPH by modulating the steroid 5α-reductase pathway.
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Affiliation(s)
- Yani Zhao
- Xi'an Hospital of Traditional Chinese Medicine, Xi'an, 710021, Shaanxi, China.
| | - Yan Zhang
- Xi'an Hospital of Traditional Chinese Medicine, Xi'an, 710021, Shaanxi, China
| | - Yao Li
- Key Laboratory Resource Biology and Biotechnology in Western China, Ministry of Education, Faculty of Life Science and Medicine, Northwest University, Xi'an, 710069, Shaanxi, China
| | - Min Yang
- Xi'an Hospital of Traditional Chinese Medicine, Xi'an, 710021, Shaanxi, China
| | - Jiani Yuan
- Air Force Hospital of Western Theater Command, Chengdu, 610000, Sichuan, China
| | - Yu Cao
- Department of Chinese Materia Medica and Natural Medicines, School of Pharmacy, The Air Force Medical University, Xi'an, 710032, Shaanxi, China
| | - Lu Xu
- Department of Chinese Materia Medica and Natural Medicines, School of Pharmacy, The Air Force Medical University, Xi'an, 710032, Shaanxi, China
| | - Xuexinyu Ma
- School of Pharmacy, Shaanxi University of Chinese Medicine, Xianyang, 712046, Shaanxi, China
| | - Sisong Lin
- Key Laboratory Resource Biology and Biotechnology in Western China, Ministry of Education, Faculty of Life Science and Medicine, Northwest University, Xi'an, 710069, Shaanxi, China
| | - Junming An
- Xi'an Hospital of Traditional Chinese Medicine, Xi'an, 710021, Shaanxi, China.
| | - Siwang Wang
- Key Laboratory Resource Biology and Biotechnology in Western China, Ministry of Education, Faculty of Life Science and Medicine, Northwest University, Xi'an, 710069, Shaanxi, China.
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Castro NFDC, Jubilato FC, Guerra LHA, Santos FCAD, Taboga SR, Vilamaior PSL. Therapeutic effects of β-caryophyllene on proliferative disorders and inflammation of the gerbil prostate. Prostate 2021; 81:812-824. [PMID: 34125438 DOI: 10.1002/pros.24177] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/16/2021] [Revised: 05/12/2021] [Accepted: 05/26/2021] [Indexed: 01/07/2023]
Abstract
BACKGROUND The prostate is susceptible to changes in androgen levels, which can play an important role in the development of Benign Prostatic Hyperplasia (BPH). Natural compounds have beneficial properties for organisms and can be an important therapeutic strategy in the treatment of diseases. β-Caryophyllene (BCP) is a phytocannabinoid present in several medicinal and food plants species and has shown beneficial effects in different organs. However, little is known about its effects on the prostate. The present study seeks to evaluate the effects of exposure to BCP on the morphophysiology of the ventral prostate of adult gerbils supplemented with testosterone. METHODS Animals were distributed into four groups (n = 8/group): Intact control (C); β-Caryophyllene (BCP): β-Caryophyllene (50 mg/kg/day); Testosterone (T): animals received subcutaneous injections of Testosterone Cypionate (3 mg/Kg), on alternate days, for one month and were euthanized 30 days supplementation ended; Testosterone and β-Caryophyllene (TBCP): animals were exposed to testosterone cypionate (3 mg/Kg) to induce hyperplastic alterations followed by daily BCP (50 mg/kg). Morphological, biometric, immunohistochemical, and serological analyses were performed. RESULTS Proliferative disorders and inflammatory foci were present in the ventral prostate of all experimental groups. An increase in the multiplicity of benign intraepithelial neoplasm and subepithelial inflammatory foci was observed in T group. The incidence of intraluminal inflammatory foci and microinvasive carcinoma was verified only in the T group. Cellular rearrangement and tissue remodeling occurred in the prostate of groups exposed to phytocannabinoids. A reduction was observed in the frequency of PHH3 and Cox2 markers in the prostatic epithelium of TBCP in comparison with T. A decrease in F4/80 and CD163 positive macrophages were also observed in the prostatic stroma of the TBCP group in comparison with T. The results suggest that BCP had favorable effects on BPH, reducing the proliferation and frequency of some inflammatory cells. CONCLUSION BCP impacts the tissue remodeling process in the premalignant prostate environment and that the use of this phytocannabinoid can have a promising effect in the handling of BPH.
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Affiliation(s)
- Nayara Fernanda da Costa Castro
- Department of Biology, Institute of Biosciences, Humanities and Exact Sciences, São Paulo State University (UNESP), São José do Rio Preto, São Paulo, Brazil
| | - Fernanda Costa Jubilato
- Department of Biology, Institute of Biosciences, Humanities and Exact Sciences, São Paulo State University (UNESP), São José do Rio Preto, São Paulo, Brazil
| | - Luiz Henrique Alves Guerra
- Department of Biology, Institute of Biosciences, Humanities and Exact Sciences, São Paulo State University (UNESP), São José do Rio Preto, São Paulo, Brazil
| | | | - Sebastião Roberto Taboga
- Department of Biology, Institute of Biosciences, Humanities and Exact Sciences, São Paulo State University (UNESP), São José do Rio Preto, São Paulo, Brazil
| | - Patrícia Simone Leite Vilamaior
- Department of Biology, Institute of Biosciences, Humanities and Exact Sciences, São Paulo State University (UNESP), São José do Rio Preto, São Paulo, Brazil
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11
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Kim HJ, Jin BR, An HJ. Psoralea corylifolia L. extract ameliorates benign prostatic hyperplasia by regulating prostate cell proliferation and apoptosis. JOURNAL OF ETHNOPHARMACOLOGY 2021; 273:113844. [PMID: 33485982 DOI: 10.1016/j.jep.2021.113844] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/02/2020] [Revised: 12/30/2020] [Accepted: 01/13/2021] [Indexed: 06/12/2023]
Abstract
ETHNOPHARMACOLOGICAL RELEVANCE Psoralea corylifolia L. seed (PCL), commonly known as "Poguzhi" or "BuguZhi", has been widely used to treat kidney yang deficiency in traditional Chinese medicine (TCM) where tonifying the yang deficiency is a representative understanding for treatment of hormonal deficiency disorders such as enuresis, oliguria, and prostatic diseases. Although PCL has been commonly used to treat problems of the urinary system, its efficacy against benign prostatic hyperplasia (BPH) has not yet been reported. AIM OF THE STUDY In the present study, we aimed to assess the in vitro and in vivo efficacy of PCL against BPH, a condition which negatively impacts quality of life in men. MATERIALS AND METHODS Normal human prostate cell lines, RWPE-1 and WPMY-1 cells, were stimulated with 10 nM dihydrotestosterone (DHT) to establish an in vitro BPH model. Subsequently, cells were treated with 100 or 200 μg/ml PCL, which inhibited cell proliferation without cytotoxicity, to evaluate the anti-BPH effect of PCL. Eight-week-old male Wistar rats were castrated, except for those in the control group (Con), and BPH was induced by subcutaneous injection of 10 mg/kg testosterone propionate (TP). Concurrent with daily TP injections, 5 mg/kg of finasteride (Fina) and 50 or 100 mg/kg PCL were orally administrated daily for four weeks, excluding the weekends. RESULTS In DHT-stimulated RWPE-1 and WPMY-1 cells, expression of androgen receptor (AR) androgen signaling-related markers such as 5α-reductase 2 (5AR2), AR, and prostate-specific antigen (PSA) was upregulated, whereas 100 or 200 μg/ml of PCL treatment downregulated these markers. Furthermore, PCL significantly reduced the mRNA expression of anti-apoptotic genes and increased the mRNA expression of pro-apoptotic gene. In vivo, administration of PCL reduced prostate size and weight in TP-induced BPH rats. Moreover, histological alterations in epithelium thickness were significantly restored by the administration of PCL. Immunohistochemical analysis revealed increased expression of AR and proliferating cell nuclear antigen (PCNA) in TP-induced BPH prostates; these changes were suppressed by administration of 50 or 100 mg/kg PCL. CONCLUSIONS We demonstrated the effect of PCL against BPH, mediated by the regulation of prostate cell proliferation and apoptosis, in DHT-stimulated normal human prostate cell lines and TP-induced BPH rats. These findings suggest that PCL could be a potential therapeutic agent against BPH.
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Affiliation(s)
- Hyo-Jung Kim
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do, 26339, Republic of Korea.
| | - Bo-Ram Jin
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do, 26339, Republic of Korea.
| | - Hyo-Jin An
- Department of Pharmacology, College of Korean Medicine, Sangji University, 83 Sangjidae-gil, Wonju-si, Gangwon-do, 26339, Republic of Korea.
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Zhang J, Zhang M, Tang J, Yin G, Long Z, He L, Zhou C, Luo L, Qi L, Wang L. Animal models of benign prostatic hyperplasia. Prostate Cancer Prostatic Dis 2020; 24:49-57. [PMID: 32873917 DOI: 10.1038/s41391-020-00277-1] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2020] [Revised: 08/16/2020] [Accepted: 08/20/2020] [Indexed: 02/07/2023]
Abstract
Benign prostatic hyperplasia (BPH) and associated lower urinary tract symptoms are common clinical concerns that affect aging men all over the world. The underlying molecular and cellular mechanisms remain elusive. Over the past few years, a number of animal models of BPH, including spontaneous model, BPH-induction model, xenograft model, metabolic syndrome model, mechanical obstruction model, and transgenic model, have been established that may provide useful tools to fill these critical knowledge gaps. In this review, we therefore outlined the present status quo for animal models of BPH, comparing the pros and cons with respect to their ability to mimic the etiological, histological, and clinical hallmarks of BPH and discussed their applicability for future research.
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Affiliation(s)
- Junjie Zhang
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China.,Department of Urology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China
| | - Mengda Zhang
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China.,Department of Urology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China
| | - Jin Tang
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China
| | - Guangming Yin
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China
| | - Zhi Long
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China
| | - Leye He
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China
| | - Chuanchi Zhou
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China.,Department of Urology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China
| | - Lufeng Luo
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China.,Department of Urology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China
| | - Lin Qi
- Department of Urology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China
| | - Long Wang
- Department of Urology, The Third Xiangya Hospital, Central South University, Changsha, 410013, Hunan, China.
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