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Wang S, Ballard TE, Christopher LJ, Foti RS, Gu C, Khojasteh SC, Liu J, Ma S, Ma B, Obach RS, Schadt S, Zhang Z, Zhang D. The Importance of Tracking "Missing" Metabolites: How and Why? J Med Chem 2023; 66:15586-15612. [PMID: 37769129 DOI: 10.1021/acs.jmedchem.3c01293] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 09/30/2023]
Abstract
Technologies currently employed to find and identify drug metabolites in complex biological matrices generally yield results that offer a comprehensive picture of the drug metabolite profile. However, drug metabolites can be missed or are captured only late in the drug development process. This could be due to a variety of factors, such as metabolism that results in partial loss of the molecule, covalent bonding to macromolecules, the drug being metabolized in specific human tissues, or poor ionization in a mass spectrometer. These scenarios often draw a great deal of attention from chemistry, safety assessment, and pharmacology. This review will summarize scenarios of missing metabolites, why they are missing, and associated uncovering strategies from deeper investigations. Uncovering previously missed metabolites can have ramifications in drug development with toxicological and pharmacological consequences, and knowledge of these can help in the design of new drugs.
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Affiliation(s)
- Shuai Wang
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, South San Francisco, California 94080, United States
| | - T Eric Ballard
- Takeda Development Center Americas, Inc., 35 Landsdowne St, Cambridge, Massachusetts 02139, United States
| | - Lisa J Christopher
- Department of Clinical Pharmacology, Pharmacometrics, Disposition & Bioanalysis, Bristol-Myers Squibb, Route 206 & Province Line Road, Princeton, New Jersey 08543, United States
| | - Robert S Foti
- Preclinical Development, Merck & Co., Inc., 33 Avenue Louis Pasteur, Boston, Massachusetts 02115, United States
| | - Chungang Gu
- Drug Metabolism and Pharmacokinetics, Biogen Inc., 225 Binney Street, Cambridge, Massachusetts 02142, United States
| | - S Cyrus Khojasteh
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, South San Francisco, California 94080, United States
| | - Joyce Liu
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, South San Francisco, California 94080, United States
| | - Shuguang Ma
- Drug Metabolism and Pharmacokinetics, Pliant Therapeutics, 260 Littlefield Avenue, South San Francisco, California 94080, United States
| | - Bin Ma
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, South San Francisco, California 94080, United States
| | - R Scott Obach
- Pharmacokinetics, Dynamics, and Metabolism, Pfizer, Inc., Eastern Point Road, Groton, Connecticut 06340, United States
| | - Simone Schadt
- Roche Pharma Research and Early Development, Pharmaceutical Sciences, Roche Innovation Center Basel, F. Hoffmann-La Roche Ltd., Grenzacher Strasse 124, 4070 Basel, Switzerland
| | - Zhoupeng Zhang
- DMPK Oncology R&D, AstraZeneca, 35 Gatehouse Drive, Waltham, Massachusetts 02451, United States
| | - Donglu Zhang
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, South San Francisco, California 94080, United States
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Zhang C, Su D, Choo EF, Liu L, Bobba S, Jorski JD, Ho Q, Wang J, Kenny JR, Khojasteh SC, Zhang D. Identification of a Discrete Diglucuronide of GDC-0810 in Human Plasma after Oral Administration. Drug Metab Dispos 2023; 51:1284-1294. [PMID: 37349116 DOI: 10.1124/dmd.122.001071] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/14/2022] [Revised: 06/07/2023] [Accepted: 06/09/2023] [Indexed: 06/24/2023] Open
Abstract
GDC-0810 is a small molecule therapeutic agent having potential to treat breast cancer. In plasma of the first-in-human study, metabolite M2, accounting for 20.7% of total drug-related materials, was identified as a discrete diglucuronide that was absent in rats. Acyl glucuronide M6 and N-glucuronide M4 were also identified as prominent metabolites in human plasma. Several in vitro studies were conducted in incubations of [14C]GDC-0810, synthetic M6 and M4 with liver microsomes, intestinal microsomes, and hepatocytes of different species as well as recombinant UDP-glucuronosyltransferase (UGT) enzymes to further understand the formation of M2. The results suggested that 1) M2 was more efficiently formed from M6 than from M4, and 2) acyl glucuronidation was mainly catalyzed by UGT1A8/7/1 that is highly expressed in the intestines whereas N-glucuronidation was mainly catalyzed by UGT1A4 that is expressed in the human liver. This complicated mechanism presented challenges in predicting M2 formation using human in vitro systems. The absence of M2 and M4 in rats can be explained by low to no expression of UGT1A4 in rodents. M2 could be the first discrete diglucuronide that was formed from both acyl- and N-glucuronidation on a molecule identified in human plasma. SIGNIFICANCE STATEMENT: A discrete diglucuronidation metabolite of GDC-0810, a breast cancer drug candidate, was characterized as a unique circulating metabolite in humans that was not observed in rats or little formed in human in vitro system.
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Affiliation(s)
- Chenghong Zhang
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Dian Su
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Edna F Choo
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Lichuan Liu
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Sudheer Bobba
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Jamie D Jorski
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Quynh Ho
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Jing Wang
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Jane R Kenny
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - S Cyrus Khojasteh
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
| | - Donglu Zhang
- Department of Drug Metabolism and Pharmacokinetics, Genentech Inc., South San Francisco, California (E.F.C., S.B., J.D.J., J.W., J.R.K., S.C.K., D.Z.); Pfizer, South San Francisco, California (C.Z.); Bicycle Therapeutics, Cambridge, Massachusetts (D.S.); Innovative Research BU, Yifan Pharmaceutical, Hangzhou, China (L.L.); and Abbvie Biotherapeutics Inc., South San Francisco, California (Q.H.)
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Jackson KD, Argikar UA, Cho S, Crouch RD, Driscoll JP, Heck C, King L, Maw HH, Miller GP, Seneviratne HK, Wang S, Wei C, Zhang D, Khojasteh SC. Bioactivation and Reactivity Research Advances - 2021 year in review. Drug Metab Rev 2022; 54:246-281. [PMID: 35876116 DOI: 10.1080/03602532.2022.2097254] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/03/2022]
Abstract
This year's review on bioactivation and reactivity began as a part of the annual review on biotransformation and bioactivation led by Cyrus Khojasteh (Khojasteh et al., 2021, 2020, 2019, 2018, 2017; Baillie et al., 2016). Increased contributions from experts in the field led to the development of a stand alone edition for the first time this year focused specifically on bioactivation and reactivity. Our objective for this review is to highlight and share articles which we deem influential and significant regarding the development of covalent inhibitors, mechanisms of reactive metabolite formation, enzyme inactivation, and drug safety. Based on the selected articles, we created two sections: (1) reactivity and enzyme inactivation, and (2) bioactivation mechanisms and safety (Table 1). Several biotransformation experts have contributed to this effort from academic and industry settings.
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Affiliation(s)
- Klarissa D Jackson
- Division of Pharmacotherapy and Experimental Therapeutics, UNC Eshelman School of Pharmacy, Chapel Hill, NC 27599, USA
| | - Upendra A Argikar
- Non-clinical Development, Bill & Melinda Gates Medical Research Institute, Cambridge, MA, 02139, USA
| | - Sungjoon Cho
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., South San Francisco, CA, 94080, USA
| | - Rachel D Crouch
- Department of Pharmaceutical Sciences, Lipscomb University College of Pharmacy and Health Sciences, Nashville, TN, 37203, USA
| | - James P Driscoll
- Department of Drug Metabolism and Pharmacokinetics. Bristol Myers Squibb, Brisbane, CA, 94005, USA
| | - Carley Heck
- Medicine Design, Pfizer Worldwide Research, Development and Medical, Eastern Point Road, Groton, Connecticut, USA
| | - Lloyd King
- Department of DMPK, UCB Biopharma UK, 216 Bath Road, Slough, SL1 3WE, UK
| | - Hlaing Holly Maw
- Drug Metabolism and Pharmacokinetics, Boehringer Ingelheim Pharmaceuticals, Inc., Ridgefield, CT, 06877, USA
| | - Grover P Miller
- Department of Biochemistry and Molecular Biology, University of Arkansas for Medical Sciences, 4301 W Markham St Slot 516, Little Rock, Arkansas, 72205, USA
| | - Herana Kamal Seneviratne
- Pharmacology and Molecular Sciences, Johns Hopkins University School of Medicine, Baltimore, MD 21205
| | - Shuai Wang
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., South San Francisco, CA, 94080, USA
| | - Cong Wei
- Drug Metabolism & Pharmacokinetics, Biogen Inc., Cambridge, MA, 02142, USA
| | - Donglu Zhang
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., South San Francisco, CA, 94080, USA
| | - S Cyrus Khojasteh
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., 1 DNA Way, MS412a, South San Francisco, CA, 94080, USA
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Khojasteh SC, Argikar UA, Driscoll JP, Heck CJS, King L, Jackson KD, Jian W, Kalgutkar AS, Miller GP, Kramlinger V, Rietjens IMCM, Teitelbaum AM, Wang K, Wei C. Novel advances in biotransformation and bioactivation research - 2020 year in review. Drug Metab Rev 2021; 53:384-433. [PMID: 33910427 PMCID: PMC8826528 DOI: 10.1080/03602532.2021.1916028] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
This annual review is the sixth of its kind since 2016 (see references). Our objective is to explore and share articles which we deem influential and significant in the field of biotransformation and bioactivation. These fields are constantly evolving with new molecular structures and discoveries of corresponding pathways for metabolism that impact relevant drug development with respect to efficacy and safety. Based on the selected articles, we created three sections: (1) drug design, (2) metabolites and drug metabolizing enzymes, and (3) bioactivation and safety (Table 1). Unlike in years past, more biotransformation experts have joined and contributed to this effort while striving to maintain a balance of authors from academic and industry settings.
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Affiliation(s)
- S Cyrus Khojasteh
- Department of Drug Metabolism and Pharmacokinetics, Genentech, Inc., South San Francisco, CA, USA
| | - Upendra A Argikar
- Translational Medicine, Novartis Institutes for Biomedical Research, Inc., Cambridge, MA, USA
| | - James P Driscoll
- Department of Drug Metabolism and Pharmacokinetics, MyoKardia, Inc., South San Francisco, CA, USA
| | - Carley J S Heck
- Medicine Design, Pfizer Worldwide Research, Development and Medical, Groton, CT, USA
| | - Lloyd King
- Department of DMPK, UCB Biopharma, Slough, UK
| | - Klarissa D Jackson
- Division of Pharmacotherapy and Experimental Therapeutics, UNC Eshelman School of Pharmacy, Chapel Hill, NC, USA
| | - Wenying Jian
- Drug Metabolism and Pharmacokinetics, Janssen Research & Development, Spring House, PA, USA
| | - Amit S Kalgutkar
- Medicine Design, Pfizer Worldwide Research, Development and Medical, Cambridge, MA, USA
| | - Grover P Miller
- Department of Biochemistry and Molecular Biology, University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
| | - Valerie Kramlinger
- Translational Medicine, Novartis Institutes for Biomedical Research, Inc., Cambridge, MA, USA
| | | | - Aaron M Teitelbaum
- Drug Metabolism and Pharmacokinetics, Boehringer Ingelheim Pharmaceuticals, Inc., Ridgefield, CT, USA
| | - Kai Wang
- Drug Metabolism and Pharmacokinetics, Janssen Research & Development, San Diego, CA, USA
| | - Cong Wei
- Drug Metabolism & Pharmacokinetics, Biogen Inc., Cambridge, MA, USA
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Wang W, Teresa M, Cai J, Zhang C, Wong S, Yan Z, Khojasteh SC, Zhang D. Comparative assessment for rat strain differences in metabolic profiles of 14 drugs in Wistar Han and Sprague Dawley hepatocytes. Xenobiotica 2020; 51:15-23. [PMID: 32713280 DOI: 10.1080/00498254.2020.1795949] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Abstract
Knowledge of inter-strain and inter-gender differences in drug metabolism studies is important for animal selection in pharmacokinetic and toxicological studies. The effects of rat strain and gender in in vitro metabolism were investigated in Sprague Dawley (SD) and Wister Han (WH) rats based on the hepatocyte metabolic profiles of 14 small molecule drugs. Similarities were found between the hepatocyte metabolic clearances of SD and WH strains, suggesting that only one strain can be confidently used for the evaluation of hepatic clearance. Neither strain of rat was preferable over the other to cover human metabolites. Higher similarities in metabolic pathways were found between the same gender than the same strain. Differences in metabolite identities, metabolite formation rates and potential biotransformation pathways were observed between SD and WH rat strains. Eleven metabolites from six drugs were "disproportionally" formed between SD and WH rats. The use of a specific rat strain model and gender for ADME and toxicity testing should, therefore, be carefully considered as metabolic profiles may differ, even though metabolic clearance was similar between SD and WH rats.
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Affiliation(s)
- Wei Wang
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Mulder Teresa
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Jingwei Cai
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Chenghong Zhang
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Susan Wong
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Zhengyin Yan
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - S Cyrus Khojasteh
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
| | - Donglu Zhang
- Drug Metabolism and Pharmacokinetics, Genentech, Inc, South San Francisco, CA, USA
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