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MC-Val-Cit-PAB-rifabutin is a drug-linker conjugate for ADC with potent antitumor activity by using rifabutin (an DNA-dependent RNA polymerase inhibitor), linked via the ADC linker MC-Val-Cit-PAB.
| Catalog Number | Size | Price | Quantity | |
|---|---|---|---|---|
| BADC-00858 | -- | $-- | Inquiry |
MC-Val-Cit-PAB-rifabutin is a drug conjugate that combines the antimicrobial agent rifabutin with a peptide linker (MC-Val-Cit-PAB), designed to enhance targeted drug delivery. Rifabutin, a macrolide antibiotic, is primarily used in the treatment of tuberculosis (TB) and infections caused by Mycobacterium avium complex (MAC). The peptide linker in MC-Val-Cit-PAB-rifabutin enables selective activation of the drug in specific tissues or infection sites, allowing for more focused treatment. This targeted delivery system improves the drug’s therapeutic effect while reducing systemic side effects and toxicity.
One key application of MC-Val-Cit-PAB-rifabutin is in the treatment of multidrug-resistant tuberculosis (MDR-TB). Rifabutin is often used as a second-line treatment for TB infections that do not respond to first-line drugs. However, its systemic administration can cause side effects, including liver toxicity. By incorporating the MC-Val-Cit-PAB linker, rifabutin can be delivered more selectively to the site of infection, such as the lungs or other regions where TB bacteria are present. This targeted drug delivery reduces the risk of systemic toxicity, improves drug concentration at the infection site, and potentially enhances treatment efficacy in patients with MDR-TB.
MC-Val-Cit-PAB-rifabutin also shows potential in the treatment of Mycobacterium avium complex (MAC) infections, which are particularly problematic in immunocompromised patients, such as those living with HIV/AIDS. MAC infections are often chronic and difficult to treat with conventional antibiotics. By using the MC-Val-Cit-PAB linker, rifabutin can be targeted more precisely to the infected tissues, where it can act more effectively against MAC bacteria. This targeted approach ensures that higher concentrations of rifabutin are present at the site of infection, potentially improving treatment outcomes and reducing the overall duration of therapy.
Another significant application of MC-Val-Cit-PAB-rifabutin is in personalized medicine. The peptide linker can be customized to target specific bacterial strains or infected tissues based on the patient's unique infection profile. This level of specificity can improve the efficiency of treatment by ensuring that rifabutin is activated only where it is most needed. For example, in patients with localized or biofilm-associated infections, the targeted delivery system can ensure more precise and efficient drug release, reducing the likelihood of side effects and enhancing therapeutic response.
Finally, MC-Val-Cit-PAB-rifabutin can play a role in antibiotic stewardship. By improving the targeting of rifabutin to infection sites, this conjugate can reduce the need for systemic antibiotic treatments, which often contribute to antibiotic resistance. Using rifabutin more selectively not only ensures that the drug remains effective in treating resistant infections but also helps to preserve its efficacy for future use. This targeted delivery strategy can contribute to more sustainable and responsible use of antibiotics in the fight against drug-resistant infections.
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BOC Sciences offers comprehensive services for ADC manufacturing, including antibody modification, linker chemistry, payload conjugation, and formulation development. In particular, our payload-linker customization service offers a convenient and fast raw material channel for many ADC researchers.
BOC Sciences provides one-stop site-specific conjugation services for amino acids, glycans, unnatural amino acids, and short peptide tags. In addition, cysteine conjugation, lysine conjugation, enzymatic conjugation, thio-engineered antibody can also be obtained quickly.
BOC Sciences offers a full range of linkers, including peptide linkers, PEG linkers, click chemistry, PROTAC linkers, non-cleavable linkers, etc. We also provide custom development services for chemically labile linkers and enzymatically cleavable linkers.
