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Yang H, Peng Z, Xie L, Xie J, Huang Z. Adding genistein or luteolin decreased the yield of citrinin and without reducing pigments in yam solid-fermentation by Monascus. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE 2023; 103:6440-6451. [PMID: 37209398 DOI: 10.1002/jsfa.12719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/14/2022] [Revised: 05/15/2023] [Accepted: 05/20/2023] [Indexed: 05/22/2023]
Abstract
BACKGROUND Chinese yam fermented by Monascus, namely red mold dioscorea (RMD), has the potential of treating diseases. However, the production of citrinin limits the application of RMD. In the present study, the fermentation process of Monascus was optimized by adding genistein or luteolin to reduce citrinin yield. RESULTS The results showed that citrinin in 25 g of Huai Shan yam was reduced by 48% and 72% without affecting the pigment yield by adding 0.2 g of luteolin or genistein, respectively, to a 250-mL conical flask after fermentation for 18 days at 28 °C, whereas the addition of luteolin increased the content of yellow pigment by 1.3-fold. Under optimal conditions, citrinin in 20 g of iron bar yam decreased by 55% and 74% after adding 0.2 g of luteolin or genistein. Luteolin also increased yellow pigment content by 1.2-fold. Ultra HPLC coupled to quadrupole time-of-flight mass spectrometry was used for the preliminary analysis of Monascus fermentation products. It was found that the amino acid types in RMD are similar to those in yams, but there are fewer polysaccharides and fatty acids. CONCLUSION The results obtained in the present study showed that the addition of genistein or luteolin could reduce citrinin on the premise of increasing pigment yield, which laid a foundation for the better use of yams in Monascus fermentation. © 2023 Society of Chemical Industry.
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Affiliation(s)
- Haiyun Yang
- State Key Laboratory of Food Science and Resources, Nanchang University, Nanchang, China
- Sino-German Joint Research Institute, Nanchang University, Nanchang, China
| | - Zhiqing Peng
- State Key Laboratory of Food Science and Resources, Nanchang University, Nanchang, China
- Sino-German Joint Research Institute, Nanchang University, Nanchang, China
| | - Liuming Xie
- State Key Laboratory of Food Science and Resources, Nanchang University, Nanchang, China
- Sino-German Joint Research Institute, Nanchang University, Nanchang, China
| | - Jianhua Xie
- State Key Laboratory of Food Science and Resources, Nanchang University, Nanchang, China
| | - Zhibing Huang
- State Key Laboratory of Food Science and Resources, Nanchang University, Nanchang, China
- Sino-German Joint Research Institute, Nanchang University, Nanchang, China
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Ree Yoon H, Han S, Chul Shin S, Cheong Yeom S, Jin Kim H. -Improved natural food colorant production in the filamentous fungus Monascus ruber using CRISPR-based engineering. Food Res Int 2023; 167:112651. [PMID: 37087240 DOI: 10.1016/j.foodres.2023.112651] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/14/2022] [Revised: 02/21/2023] [Accepted: 02/25/2023] [Indexed: 03/05/2023]
Abstract
Monascus pigments have various food industry applications and are pharmacologically active. Genome sequencing-based clustered regularly interspaced short palindromic repeats (CRISPR)/CRISPR-associated protein 9 (Cas9) technology has been implemented to increase pigment production in Monascus. To increase pigment production in M. ruber KACC46666, the CRISPR/Cas9 system was used to introduce mutations in two negative regulator genes (MpigI and MpigI'), among other genes involved in the Monascus pigment biosynthesis pathway. Dual single-guide RNAs were constructed to inactivate MpigI and MpigI'. After CRISPR/Cas9 inactivation, yellow, orange, and red pigment expression in the resulting △MpigI16-7 strain (among several Cas9-mediated mutants studied) was 2.5-, 12.4-, and 18.5-fold, respectively, higher than that in the wild-type strain. This study provides valuable information regarding CRISPR-guided metabolic engineering for natural colorant production.
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Affiliation(s)
- Hye Ree Yoon
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang 25354, Republic of Korea.
| | - Suk Han
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang 25354, Republic of Korea.
| | - Seung Chul Shin
- Division of Polar Life Sciences, Korea Polar Research Institute, Incheon 21990, Republic of Korea.
| | - Su Cheong Yeom
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang 25354, Republic of Korea; Institutes of Green Bio Science and Technology, Seoul National University, Pyeongchang 25354, Republic of Korea.
| | - Hyo Jin Kim
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang 25354, Republic of Korea; Institutes of Green Bio Science and Technology, Seoul National University, Pyeongchang 25354, Republic of Korea.
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Yoon HR, Ku D, Han S, Shin SC, Kim HW, Kim HJ. Safety evaluation of mycotoxin citrinin production from Monascus ruber through whole-genome sequencing and analytical evaluation. 3 Biotech 2022; 12:214. [PMID: 35959167 PMCID: PMC9360309 DOI: 10.1007/s13205-022-03287-z] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2022] [Accepted: 07/29/2022] [Indexed: 11/28/2022] Open
Abstract
In this study, the whole genome of Monascus ruber KACC 46666 was generated using the PacBio RSII sequencer with high-quality de novo assembly to obtain trustworthy assembly and annotation using genome assemblies with long reads from PacBio single-molecule real-time sequencing. The whole genome of M. ruber has a total length of 25.9 Mb, divided in 13 contigs with 9639 genes. The functions of genes involved in secondary metabolite production were further analyzed. Gene clusters involved in the production of Monascus pigment, monacolin K, and mycotoxin citrinin were identified. Notably, most of the citrinin gene cluster was lost, as confirmed via high-performance liquid chromatography analysis. This genome-level safety evaluation of industrially important Monascus strains will provide valuable information for genome-based microbial engineering of natural food colorants and production of commercially important secondary metabolites such as monacolin K.
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Affiliation(s)
- Hye Ree Yoon
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang, 25354 Republic of Korea
| | - Danyeol Ku
- Department of Agricultural Biotechnology, College of Agriculture and Life Sciences, Seoul National University, Seoul, 08826 Republic of Korea
- Institutes of Green Bio Science and Technology, Seoul National University, Pyeongchang, 25354 Republic of Korea
| | - Suk Han
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang, 25354 Republic of Korea
| | - Seung Chul Shin
- Division of Polar Life Sciences, Korea Polar Research Institute, Incheon, 21990 Republic of Korea
| | - Han-Woo Kim
- Research Unit of Cryogenic Novel Material, Korea Polar Research Institute, Incheon, 21990 Republic of Korea
| | - Hyo Jin Kim
- Graduate School of International Agricultural Technology, Seoul National University, Pyeongchang, 25354 Republic of Korea
- Institutes of Green Bio Science and Technology, Seoul National University, Pyeongchang, 25354 Republic of Korea
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Preparation of Monascus-fermented ginkgo seeds: optimization of fermentation parameters and evaluation of bioactivity. Food Sci Biotechnol 2022; 31:721-730. [PMID: 35646409 PMCID: PMC9133274 DOI: 10.1007/s10068-022-01078-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/01/2021] [Revised: 03/24/2022] [Accepted: 03/27/2022] [Indexed: 11/04/2022] Open
Abstract
In this study, a high monacolin K yield was achieved through solid-state fermentation of Ginkgo biloba seeds. Monascus purpureus suspension made from red yeast rice was used as spore inoculum. Fermentation conditions in solid-state fermentation were optimized using response surface methodology, and the optimal conditions for the maximum monacolin K yield (17.71 ± 1.57 mg/g) were 0.22% ammonium sulfate, 0.34% ammonium chloride, 0.05% magnesium sulfate, fermentation time of 12 days, inoculation volume of 11%, and temperature of 27 °C. The total phenolic content of Monascus-fermented ginkgo seeds attained 9.67 mg GAE/g, 4.88-fold higher than that of unfermented ginkgo seeds. The scavenging abilities of DPPH and ABTS free radicals increased to 9.79 mg TE/g and 13.92 mg TE/g, respectively. These findings highlight the importance of investigating the optimal fermentation conditions for maximum monacolin K yield and the utilization value of ginkgo seed as fermentation substrate for higher bioactivities. Supplementary Information The online version contains supplementary material available at 10.1007/s10068-022-01078-z.
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Yuan X, Chen F. Cocultivation Study of Monascus spp. and Aspergillus niger Inspired From Black-Skin-Red-Koji by a Double-Sided Petri Dish. Front Microbiol 2021; 12:670684. [PMID: 34177849 PMCID: PMC8221429 DOI: 10.3389/fmicb.2021.670684] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/22/2021] [Accepted: 04/12/2021] [Indexed: 11/13/2022] Open
Abstract
Cocultivation is an emerging and potential way to investigate microbial interaction in the laboratory. Extensive researches has been carried out over the years, but some microorganism cocultivation are not easy to implement in the laboratory, especially the fungus-fungus (FF) cocultivation, owing to the obstacles such as fungal different growth rate, limited growing space, hyphae intertwining, and difficulty of sample separation, etc. In this research, a double-sided petri dish (DSPD) was designed and carried out as a tool to study FF cocultivation in the laboratory. A natural FF cocultivation of Monascus spp. and Aspergillus niger inspired from black-skin-red-koji (BSRK), were studied. By using DSPD, the aforementioned obstacles in the FF cocultivation study were overcome through co-culturing Monascus spp. and A. niger on each side of DSPD. The characteristics of monocultured and co-cultured Monascus spp. and A. niger were compared and analyzed, including colonial and microscopic morphologies, and main secondary metabolites (SMs) of Monascus spp. analyzed by high performance liquid chromatography. And a novel SM was found to be produced by Monascus ruber M7 when co-cultured with A. niger CBS 513.88. Since the above mentioned obstacles, were overcome, we obtained good quality of transcriptome data for further analysis. These results indicate that DSPD might be an efficient tool for investigation of microbial interaction, in particular, for FF interaction.
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Affiliation(s)
- Xi Yuan
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan, China
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan, China
| | - Fusheng Chen
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan, China
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan, China
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Shi J, Zhao W, Lu J, Wang W, Yu X, Feng Y. Insight into Monascus pigments production promoted by glycerol based on physiological and transcriptome analyses. Process Biochem 2021. [DOI: 10.1016/j.procbio.2020.12.006] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
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Nguyen TPT, Garrahan MA, Nance SA, Seeger CE, Wong C. Assimilation of Cholesterol by Monascus purpureus. J Fungi (Basel) 2020; 6:E352. [PMID: 33317087 PMCID: PMC7770578 DOI: 10.3390/jof6040352] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/31/2020] [Revised: 12/07/2020] [Accepted: 12/08/2020] [Indexed: 02/07/2023] Open
Abstract
Monascus purpureus, a filamentous fungus known for its fermentation of red yeast rice, produces the metabolite monacolin K used in statin drugs to inhibit cholesterol biosynthesis. In this study, we show that active cultures of M. purpureus CBS 109.07, independent of secondary metabolites, use the mechanism of cholesterol assimilation to lower cholesterol in vitro. We describe collection, extraction, and gas chromatography-flame ionized detection (GC-FID) methods to quantify the levels of cholesterol remaining after incubation of M. purpureus CBS 109.07 with exogenous cholesterol. Our findings demonstrate that active growing M. purpureus CBS 109.07 can assimilate cholesterol, removing 36.38% of cholesterol after 48 h of incubation at 37 °C. The removal of cholesterol by resting or dead M. purpureus CBS 109.07 was not significant, with cholesterol reduction ranging from 2.75-9.27% throughout a 72 h incubation. Cholesterol was also not shown to be catabolized as a carbon source. Resting cultures transferred from buffer to growth media were able to reactivate, and increases in cholesterol assimilation and growth were observed. In growing and resting phases at 24 and 72 h, the production of the mycotoxin citrinin was quantified via high-performance liquid chromatography-ultraviolet (HPLC-UV) and found to be below the limit of detection. The results indicate that M. purpureus CBS 109.07 can reduce cholesterol content in vitro and may have a potential application in probiotics.
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Affiliation(s)
- Theresa P. T. Nguyen
- Department of Chemistry & Biochemistry, Loyola University Maryland, Baltimore, MD 21210, USA; (M.A.G.); (S.A.N.); (C.E.S.); (C.W.)
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Virk MS, Ramzan R, Virk MA, Yuan X, Chen F. Transfigured Morphology and Ameliorated Production of Six Monascus Pigments by Acetate Species Supplementation in Monascus ruber M7. Microorganisms 2020; 8:microorganisms8010081. [PMID: 31936171 PMCID: PMC7023389 DOI: 10.3390/microorganisms8010081] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2019] [Revised: 11/26/2019] [Accepted: 12/14/2019] [Indexed: 12/20/2022] Open
Abstract
Monascus species have been used for the production of many industrially and medically important metabolites, most of which are polyketides produced by the action of polyketide synthases that use acetyl-CoA and malonyl-CoA as precursors, and some of them are derived from acetate. In this study the effects of acetic acid, and two kinds of acetates, sodium acetate and ammonium acetate at different concentrations (0.1%, 0.25% and 0.5%) on the morphologies, biomasses, and six major Monascus pigments (MPs) of M. ruber M7 were investigated when M7 strain was cultured on potato dextrose agar (PDA) at 28 °C for 4, 8, 12 days. The results showed that all of the added acetate species significantly affected eight above-mentioned parameters. In regard to morphologies, generally the colonies transformed from a big orange fleecy ones to a small compact reddish ones, or a tightly-packed orange ones without dispersed mycelia with the increase of additives concentration. About the biomass, addition of ammonium acetate at 0.1% increased the biomass of M. ruber M7. With respect to six MPs, all acetate species can enhance pigment production, and ammonium acetate has the most significant impacts. Production of monascin and ankaflavin had the highest increase of 11.7-fold and 14.2-fold in extracellular contents at the 8th day when 0.1% ammonium acetate was supplemented into PDA. Intracellular rubropunctatin and monascorubrin contents gained 9.6 and 6.46-fold at the 8th day, when 0.1% ammonium acetate was added into PDA. And the extracellular contents of rubropunctamine and monascorubramine were raised by 1865 and 4100-fold at the 4th day when M7 grew on PDA with 0.5% ammonium acetate.
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Affiliation(s)
- Muhammad Safiullah Virk
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan 430070, China; (M.S.V.); (R.R.); (X.Y.)
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, China
| | - Rabia Ramzan
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan 430070, China; (M.S.V.); (R.R.); (X.Y.)
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, China
| | | | - Xi Yuan
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan 430070, China; (M.S.V.); (R.R.); (X.Y.)
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, China
| | - Fusheng Chen
- Hubei International Scientific and Technological Cooperation Base of Traditional Fermented Foods, Huazhong Agricultural University, Wuhan 430070, China; (M.S.V.); (R.R.); (X.Y.)
- College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, China
- Key Laboratory of Environment Correlative Dietology, Ministry of Education, Huazhong Agricultural University, Wuhan 430070, China
- Correspondence: ; Tel.: +86-27-87282111
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Zhang BB, Xing HB, Jiang BJ, Chen L, Xu GR, Jiang Y, Zhang DY. Using millet as substrate for efficient production of monacolin K by solid-state fermentation of Monascus ruber. J Biosci Bioeng 2017; 125:333-338. [PMID: 29157871 DOI: 10.1016/j.jbiosc.2017.10.011] [Citation(s) in RCA: 28] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2017] [Accepted: 10/20/2017] [Indexed: 01/20/2023]
Abstract
In this study, various grains such as rice, millet, corn, barley and wheat were used as raw materials for monacolin K production by solid-state fermentation of Monascus ruber. Among these substrates, millet was found to be the best one for monacolin K production, by which the yield reached 7.12 mg/g. For enhanced monacolin K production, the effects of fermentation time, charge amount, initial moisture content and inoculum volume were systematically investigated in the solid-state fermentation of M. ruber. Moreover, complementary carbon source and nitrogen source were added for further improving the production of monacolin K. Results showed that the maximum production of monacolin K (19.81 mg/g) could be obtained at the optimal conditions. Compared with the traditional red mold rice, using millet as substrate is promising for high production of monacolin K in the solid-state fermentation of M. ruber.
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Affiliation(s)
- Bo-Bo Zhang
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Biotechnology, Jiangnan University, Lihu Avenue 1800, Wuxi 214122, China.
| | - Hong-Bo Xing
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Biotechnology, Jiangnan University, Lihu Avenue 1800, Wuxi 214122, China
| | - Bing-Jie Jiang
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Biotechnology, Jiangnan University, Lihu Avenue 1800, Wuxi 214122, China
| | - Lei Chen
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Biotechnology, Jiangnan University, Lihu Avenue 1800, Wuxi 214122, China
| | - Gan-Rong Xu
- Key Laboratory of Carbohydrate Chemistry and Biotechnology, Ministry of Education, School of Biotechnology, Jiangnan University, Lihu Avenue 1800, Wuxi 214122, China
| | - Yun Jiang
- Sichuan Neautus Traditional Chinese Medicine Co., Herui South Avenue 8, Chengdu 610036, China
| | - Da-Yong Zhang
- Sichuan Neautus Traditional Chinese Medicine Co., Herui South Avenue 8, Chengdu 610036, China
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Feng Y, Chen W, Chen F. A Monascus pilosus MS-1 strain with high-yield monacolin K but no citrinin. Food Sci Biotechnol 2016; 25:1115-1122. [PMID: 30263383 DOI: 10.1007/s10068-016-0179-3] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/11/2016] [Revised: 05/30/2016] [Accepted: 06/03/2016] [Indexed: 11/30/2022] Open
Abstract
Monacolin K (MK) produced by Monascus spp. is mostly used to regulate cholesterol level, while it can be contaminated by citrinin, a mycotoxin yielded by some Monascus strains. To develop production of citrinin-free MK, an M. sp. MS-1 strain, identified as M. pilosus by morphologies and internal transcribed spacer sequences analysis, was isolated from red fermented rice. After 14 days of fermentation, yields of citrinin-free MK could be up to 0.58 mg/mL and 16.45 mg/g in liquid- and solidstate fermentation products under optimal conditions, respectively. Further determination revealed that no citrinin biosynthesis related genes such as ctnA, pksCT, ctnE, and ctnR were detected. Thus, HPLC combined with citrinin-related gene analyses can be used for rapid screening of non-citrinin production Monascus strains.
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Affiliation(s)
- Yanli Feng
- 1Key Laboratory of Environment Correlative Dietology, Ministry of Education, Huazhong Agricultural University, Wuhan, 430070 China
- 2Hubei Key Laboratory of Edible Wild Plants Conservation & Utilization (Hubei Normal University), Huangshi, 435002 China
| | - Wanping Chen
- 1Key Laboratory of Environment Correlative Dietology, Ministry of Education, Huazhong Agricultural University, Wuhan, 430070 China
| | - Fusheng Chen
- 1Key Laboratory of Environment Correlative Dietology, Ministry of Education, Huazhong Agricultural University, Wuhan, 430070 China
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Chen W, He Y, Zhou Y, Shao Y, Feng Y, Li M, Chen F. Edible Filamentous Fungi from the SpeciesMonascus: Early Traditional Fermentations, Modern Molecular Biology, and Future Genomics. Compr Rev Food Sci Food Saf 2015. [DOI: 10.1111/1541-4337.12145] [Citation(s) in RCA: 137] [Impact Index Per Article: 15.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Wanping Chen
- Key Laboratory of Environment Correlative Dietology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
- College of Food Science and Technology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
| | - Yi He
- College of Food Science and Technology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
| | - Youxiang Zhou
- Inst. of Quality Standard and Testing Technology for Agro-Products; Hubei Academy of Agricultural Sciences; Wuhan Hubei Province 430070 China
| | - Yanchun Shao
- College of Food Science and Technology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
| | - Yanli Feng
- College of Life Sciences; Hubei Normal Univ.; Huangshi Hubei Province 435000 China
| | - Mu Li
- Key Laboratory of Environment Correlative Dietology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
- College of Food Science and Technology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
| | - Fusheng Chen
- Key Laboratory of Environment Correlative Dietology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
- National Key Laboratory of Agro-Microbiology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
- College of Food Science and Technology; Huazhong Agricultural Univ.; Wuhan Hubei Province 430070 China
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Effects of glycerol on pigments and monacolin K production by the high-monacolin K-producing but citrinin-free strain, Monascus pilosus MS-1. Eur Food Res Technol 2014. [DOI: 10.1007/s00217-014-2365-y] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
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Feng Y, Shao Y, Zhou Y, Chen F. Production and optimization of monacolin K by citrinin-free Monascus pilosus MS-1 in solid-state fermentation using non-glutinous rice and soybean flours as substrate. Eur Food Res Technol 2014. [DOI: 10.1007/s00217-014-2259-z] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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