Publications by authors named "Suresh Babu Pakala"

Although BAX, which is a molecular hit squad that incentive apoptosis was found to be an attractive emerging target for anticancer agents. The molecular mechanism of small molecules/peptides involved in the BAX activation was remain unknown. The present focus of the study is to identification and development of novel molecules which are precisely activates BAX mediated apoptosis.

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Spirocyclic compounds, present in a number of bioactive natural alkaloids, are cyclic systems containing one carbon atom common to two rings. A highly regioselective glycopyrrolidine compound library was synthesized using 1,3-dipolar cycloaddition method, and its efficacy was tested on cell lines representing most commonly occurring cancers and the molecular mechanism of cell death deciphered. Results showed that among the 16 compounds screened, RPRR210 showed the most potent anticancer activity and induced cell cycle arrest, inhibited migration, caused cell death by inducing apoptosis through the intrinsic pathway, and were nontoxic to normal cells.

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Ovarian cancer, the worldwide leading cause of gynecological cancer-related death, is primarily treated by surgery followed by platinum chemotherapy. Though the tumor initially responds to the treatment, only 30% of 5 year survival period has been recorded and this is mainly attributed to the acquired chemo resistance and frequent recurrence of tumor. Combination chemotherapy as well, led to therapeutic failure due to non-specificity and subsequent side effects.

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P21-activated kinase-1 (PAK1) is an enzyme associated with multiple metabolic networks and different types of cancers. Hence, there is a need to study the global network map of PAK1 to understand its role and regulatory mechanisms by means of its significant molecular interactive partners. This will help to explore its global biological functions in breast cancer.

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Cytochrome P450 monooxygenases (CYPs/P450s) are heme-thiolate proteins whose role as a drug target against pathogenic microbes has been explored because of their stereo- and regio-specific oxidation activity. We aimed to assess the CYP53 family's role as a common alternative drug target against animal (including human) and plant pathogenic fungi and its role in fungal-mediated wood degradation. Genome-wide analysis of fungal species revealed the presence of CYP53 members in ascomycetes and basidiomycetes.

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Using RNA sequencing of triple-negative breast cancer (TNBC), non-TBNC and HER2-positive breast cancer sub-types, here we report novel expressed variants, allelic prevalence and abundance, and coexpression with other variation, and splicing signatures. To reveal the most prevalent variant alleles, we overlaid our findings with cancer- and population-based datasets and validated a subset of novel variants of cancer-related genes: ESRP2, GBP1, TPP1, MAD2L1BP, GLUD2 and SLC30A8. As a proof-of-principle, we demonstrated that a rare substitution in the splicing coordinator ESRP2 (R353Q) impairs its ability to bind to its substrate FGFR2 pre-mRNA.

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