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      1. Home
      2. Posts
      3. Unnatural Amino Acids

      Unnatural Amino Acids Archive

      • Sensitive Positron Emission Tomography Imaging of PD-L1 Expression in Human Breast and Lung Carcinoma Xenografts Using the Radiometalated Peptide Ga-68-TRAP-WL12.

        Quigley, Neil Gerard, Katja Steiger, Stefanie Felicitas Färber, Frauke Richter, Wilko Weichert, and Johannes Notni. Molecular Pharmaceutics (2024), 21(4), 1827-1837.

        … by positron emission tomography (PET) imaging and ex vivo … clinical PD-L1 PET imaging because it detects even very low … The peptide WL12 was purchased from CPC Scientific (San …

        Published On: February 5th, 2024Categories: Metal Chelates, Peptide Macrocycles, Unnatural Amino Acids
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      • Design-rules for stapled peptides with in vivo activity and their application to Mdm2/X antagonists.

        Chandramohan, A., Josien, H., Yuen, T.Y., Duggal, R., Spiegelberg, D., Yan, L., Juang, Y.C.A., Ge, L., Aronica, P.G., Kaan, H.Y.K. and Lim, Y.H. Nature Communications 15, no. 1 (2024): 489.

        1. Merck & Co., Inc., Kenilworth, NJ 07033, USA.
        2. Merck & Co., Inc., Boston, MA 02115, USA
        3. Merck & Co., Inc., West Point, PA 19486, USA
        4. Genentech, South San Francisco, CA 94080, USA

        We thank Evans (Chen) Ge, Mike (Dixin) Xue, and Simon (Junhua) Li at Chinese Peptide Company (CPC) for peptide synthesis support.

        Published On: January 12th, 2024Categories: Citations, Click Peptides, Stapled Peptides, Unnatural Amino Acids
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      • Theranostic cobalt-55/58m for neurotensin receptor-mediated radiotherapy in vivo: A pilot study with dosimetry.

        Lin, Wilson, Eduardo Aluicio-Sarduy, Hailey A. Houson, Todd E. Barnhart, Volkan Tekin, Justin J. Jeffery, Ashley M. Weichmann, Kendall E. Barrett, Suzanne E. Lapi, and Jonathan W. Engle. Nuclear Medicine and Biology) 118 (2023): 108329.

        Lyophilized NOTA-NT-20.3 (Ac-Lys(NOTA)-Pro-NMeArg-Arg-Pro-Tyr-Tle-Leu, 1383.6 g/mol, “NT”, CPC Scientific) was diluted to 1 mg/mL in ultrapure water (Milli-Q, >18.2 MΩ-cm) and used without further purification.

        Published On: January 2nd, 2023Categories: Citations, Metal Chelates, Unnatural Amino Acids
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      • Design, Synthesis, and Biological Evaluation of a Novel Series of 4-Guanidinobenzoate Derivatives as Enteropeptidase Inhibitors with Low Systemic Exposure for the Treatment of Obesity.

        Ikeda, Z., Kakegawa, K., Kikuchi, F., Itono, S., Oki, H., Yashiro, H., Hiyoshi, H., Tsuchimori, K., Hamagami, K., Watanabe, M. and Sasaki, M. Journal of Medicinal Chemistry 65, no. 12 (2022): 8456-8477.

        • Research, Takeda Pharmaceutical Company Limited, 26-1, Muraokahigashi 2-chome, Fujisawa, Kanagawa 251-8555, Japan

        Subsequently, 5FAM–Abu–Gly–Asp–Asp–Asp–Lys–Ile–Val–Gly–Gly–Lys(CPQ2)–Lys–Lys–NH2 (purity: 97.2%, CPC Scientific, Inc.) was diluted with an assay buffer to prepare a 2.1 μM substrate solution.

        Published On: June 10th, 2022Categories: Citations, Dye-Labeled, FRET Substrates, Unnatural Amino Acids
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      • Co-targeting of BAX and BCL-XL proteins broadly overcomes resistance to apoptosis in cancer.

        Lopez, Andrea, Denis E. Reyna, Nadege Gitego, Felix Kopp, Hua Zhou, Miguel A. Miranda-Roman, Lars Ulrik Nordstrøm et al. Nature Communications 13, no. 1 (2022): 1-18.

        "Hydrocarbon-stapled peptide corresponding to the BH3 domain of BIM, FITC-BIM SAHBA2: FITC-βAla-EIWIAQELRS5IGDS5F’NAYYA-CONH2, where S5 represents the non-natural amino acid inserted for olefin metathesis, was synthesized, purified at >95% purity by CPC Scientific Inc."

        Published On: March 7th, 2022Categories: Citations, Dye-Labeled, Peptide Macrocycles, Showcase Macrocycles, Stapled Peptides, Unnatural Amino Acids
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      • A Potent Inhibitor of Aminopeptidase P2 Reduces Reperfusion Injury in Models of Myocardial Infarction and Stroke

        Lenz, Morgan R., Shih-Yen Tsai, Anne E. Roessler, Yang Wang, Periannan Sethupathi, W. Keith Jones, Gwendolyn L. Kartje, and William H. Simmons. Journal of Pharmacology and Experimental Therapeutics 380, no. 3 (2022): 220-229.

        "The ST-115 [ [(S)-2-mercapto-4-methylpentanoyl]-4(S)-fluoro-Pro-Pro-3(R)-beta-Pro] preparation used in this study was custom synthesized by CPC Scientific, Inc., (Sunnyvale, CA), a GMP-capable company. The synthetic scheme is detailed in US patent"

        Published On: March 1st, 2022Categories: Citations, Unnatural Amino Acids
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      • Activatable zymography probes enable in situ localization of protease dysregulation in cancer.

        Soleimany, Ava P., [..] Sangeeta N. Bhatia. Cancer Research 81, no. 1 (2021): 213-224.

        All peptides were synthesized by CPC Scientific (Sunnyvale, CA) and reconstituted in dimethylformamide (DMF) unless otherwise specified. Sequences are provided in Supplementary Table S1.

        Published On: October 26th, 2021Categories: Dye-Labeled, FRET Substrates, PEGylation, Unnatural Amino Acids
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      • Pharmacokinetics and safety of TCMCB07, a melanocortin-4 antagonist peptide in dogs.

        Axiak-Bechtel, Sandra M., Stacey B. Leach, David G. Scholten, Jessica R. Newton-Northup, Brendan J. Johnson, H. E. Durham, Kenneth A. Gruber, and Michael F. Callahan. Pharmacology Research & Perspectives 9, no. 3 (2021): e00777.

        TCMCB07 [a cyclic substituted melanocortin antagonist with the structure Ac- Nle- cyclo[Asp- Pro- DNal(2’)-Arg- Trp- Lys]- DVal- DPro- NH2] was manufactured by CPC Scientific Inc. under cGMP conditions. Active pharmaceutical ingredient was dissolved in milliQ water at 10 mg ml−1, sterile filtered [..]”

        Published On: May 20th, 2021Categories: Citations, D-Amino Acids, GMP Peptide Manufacturing, Peptide Macrocycles, publications, Showcase Macrocycles, Unnatural Amino Acids
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      • Transdermal delivery of a somatostatin receptor type 2 antagonist using microneedle patch technology for hypoglycemia prevention.

        GhavamiNejad, A.; Lu, B.; Samarikhalaj, M.; Liu, J. F.; Mirzaie, S.; Pereira, S.; Zhou, L.; Giacca, A.; Wu, X. Y., Drug Delivery and Translational Research 2021, 1-13.

        "PRL-2903 (PRL) was synthesized and purchased from CPC Scientific Inc. (San Jose, CA, USA)."

        Published On: March 8th, 2021Categories: Citations, Peptide Macrocycles, Unnatural Amino Acids
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      • Microenvironmental determinants of organized iPSC-cardiomyocyte tissues on synthetic fibrous matrices.

        DePalma, S. J.; Davidson, C. D.; Stis, A. E.; Helms, A. S.; Baker, B. M., Biomaterials Science, 2021, 9 (1), 93-107.

        .. matrices were functionalized with cell adhesive peptides.. Gly-Phe-Hyp-Gly-Glu-Arg (GFOGER; CPC Scientific) via Michael-Type addition to available vinyl sulfone groups."

        Published On: December 8th, 2020Categories: Citations, Peptide Macrocycles, Unnatural Amino Acids
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      12Next
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