Publications by authors named "Patra C"

Tributyl phosphate (TBP), an organophosphate ester (OPE), is heavily used as a solvent in chemical industries, a plasticizer, and to extract radioactive molecules. Thus, widespread uses of TBP in industrialized countries led to the release of TBP and its metabolites, dibutyl phosphate (DBP) and monobutyl phosphate (MBP), in the environment and were detected in human samples. Accumulating these OPEs over time in humans and aquatic animals may develop toxicological effects.

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Oligonucleotide gene therapy (OGT) can be used to suppress specific RNA in cells and thus has been explored for gene therapy. Despite extensive effort, there is no clinically significant OGT for treating cancer. Low efficiency of OGT is one of the problems.

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Recent quantum algorithms pertaining to electronic structure theory primarily focus on the threshold-based dynamic construction of ansatz by selectively including important many-body operators. These methods can be made systematically more accurate by tuning the threshold to include a greater number of operators into the ansatz. However, such improvements come at the cost of rapid proliferation of the circuit depth, especially for highly correlated molecular systems.

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Article Synopsis
  • * A new platinum-based anticancer drug was identified that not only overcomes resistance to cisplatin (a common chemotherapeutic) but also has low toxicity on the kidneys.
  • * This drug was found to significantly reduce blood vessel formation in zebrafish and demonstrated its ability to kill cancer cells through specific processes known as necroptosis and paraptosis, highlighting its potential as an effective cancer treatment.
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Development of a hybrid multifunctional photothermal structure with multifunctional capabilities is deliberated as an effective approach for harvesting abundant solar energy for sustainable environmental applications. Achieving enhanced solar to thermal conversion efficiency utilizing a suitably designed, environmentally compatible thermal management structure however remains a significant challenge. Herein, we report the intercalation of VO and polypyrrole into a graphene oxide layer to design a hybrid photothermal assembly (PPy-VO-GO) and its multifunctional proficiencies.

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Article Synopsis
  • * The study showcases the anticancer effectiveness of silver nitroprusside nanoparticles (AgNNPs), which are found to be cytotoxic to melanoma cells through multiple experimental techniques, including cell cycle analysis and reactive oxygen species measurement.
  • * In mouse models, AgNNPs demonstrate a reduction in melanoma growth and enhanced survival, with supporting evidence from immunofluorescence studies and Western blot analysis confirming their therapeutic potential and the underlying mechanisms of action.
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Melanoma is the most invasive and lethal form of skin cancer that arises from the malignant transformation of specialized pigment-producing cell melanocytes. Nanomedicine represents an important prospect to mitigate the difficulties and provide significant benefits to cure melanoma. In the present study, we investigated and therapeutic efficacies of copper nitroprusside analogue nanoparticles (abbreviated as CuNPANP) towards melanoma.

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Critical limb ischemia (CLI) refers to a severe condition resulting from gradual obstruction in the supply of blood, oxygen, and nutrients to the limbs. The most promising clinical solution to CLI is therapeutic angiogenesis. This study explored the potency of pro-angiogenic terbium hydroxide nanorods (THNR) for treatment of CLI, with a major focus on their impact on ischemia-induced maladaptive alterations in endothelial cells as well as on vascularization in ischemic limbs.

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Quantum computers hold immense potential in the field of chemistry, ushering new frontiers to solve complex many-body problems that are beyond the reach of classical computers. However, noise in the current quantum hardware limits their applicability to large chemical systems. This work encompasses the development of a projective formalism that aims to compute ground-state energies of molecular systems accurately using noisy intermediate scale quantum (NISQ) hardware in a resource-efficient manner.

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Triple negative breast cancer (TNBC) is an aggressive form of tumor, more prevalent in younger women resulting in poor survival rate (2nd in cancer deaths) because of its asymptomatic existence. The most popular and convenient approach for the treatment of TNBC is chemotherapy which is associated with several limitations. Considering the importance of nanotechnology in health care system, in the present manuscript, we have designed and developed a simple, efficient, cost effective, and ecofriendly method for the synthesis of copper nitroprusside analogue nanoparticles (Cu[Fe(CN)NO] which is abbreviated as CuNPANP that may be the potential anti-cancer nanomedicine for the treatment of TNBC.

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The selective removal of pollutants from water bodies is regarded as a conciliation between the rapid expansion of industrial activities and need of clean water for sustainability. Fluoride is one such geogenic pollutant, and various materials have already been reported. Developing an efficient field employable material is however a challenge.

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Sodium nitroprusside (SNP), U.S approved drug has been used in clinical emergency as a hypertensive drug for more than a decade. It is well established for its various biomedical applications such as angiogenesis, wound healing, neurological disorders including anti-microbial applications etc.

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Advancements in DNA computation have unlocked molecular-scale information processing possibilities, utilizing the intrinsic properties of DNA for complex logical operations with transformative applications in biomedicine. DNA computation shows promise in molecular diagnostics, enabling precise and sensitive detection of genetic mutations and disease biomarkers. Moreover, it holds potential for targeted gene regulation, facilitating personalized therapeutic interventions with enhanced efficacy and reduced side effects.

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Generation of hydrogen is one of the most promising routes to harvest solar energy for its sustainable utilization. Among different routes, the photoelectrochemical (PEC) process to split water using solar light to produce hydrogen is the green method to generate hydrogen. The sluggish kinetics through complicated pathways makes the oxygen evolution reaction the rate limiting step of the overall water splitting process.

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Recently, we have demonstrated casein manganese oxide nanoparticles (CMnNP) that exhibit pro-angiogenic property established through different and experiments. The CMnNP was explored for therapeutic angiogenesis for treatment of wounds and recovery of hindlimb ischemia in pre-clinical mouse prototypical. It is well known that to translate any therapeutic nanoparticle for future clinical applications, their biosafety evaluation in small and large animals is essential.

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Sulfonamide derivatives have numerous pharmaceutical applications having antiviral, antibacterial, antifungal, antimalarial, anticancer, and antidepressant activities. The structural flexibility of sulfonamide derivatives makes them an excellent candidate for the development of new multi-target agents, although long-time exposure to sulfonamide drugs results in many toxic impacts on human health. However, sulfonamides may be functionalized for developing less toxic and more competent drugs.

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While the phenomenal clinical success of blockbuster platinum (Pt) drugs is highly encouraging, the inherent and acquired resistance and dose-limiting side effects severely limit their clinical application. To find a better alternative with translational potential, we synthesized a library of six organo-Ir half-sandwich [(η-Cp)Ir(N∧N)Cl]-type complexes. screening identified two lead candidates [(η-Cp)Ir(PhPhen)Cl] (, Cp = tetramethyl-phenyl-cyclopentadienyl and PhPhen = 4,7-diphenyl-1,10-phenanthroline) and [(η-Cp)Ir(PhPhen)Cl] (, Cp = tetramethyl-biphenyl-cyclopentadienyl) with nanomolar IC values.

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In recent years, herbal nanomedicines have gained tremendous popularity for novel drug discovery. Nanotechnology has provided several advances in the healthcare sector, emerging several novel nanocarriers that potentiate the bioavailability and therapeutic efficacy of the herbal drug. The recent advances in nanotechnology with accelerated strategies of ophthalmic nanosystems have paved a new path for overcoming the limitations associated with ocular drug delivery systems, such as low bioavailability, poor absorption, stability, and precorneal drug loss.

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Our earlier reports established that zinc oxide nanoflowers (ZONF) show significant pro-angiogenic properties, where reactive oxygen species, nitric oxide and MAPK-AKT-eNOS cell signaling axis play an essential task. Considering the significance of angiogenesis in healthcare, our research group has recently demonstrated the in vivo therapeutic application of ZONF (10 mg/kg b.w.

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Cardiomyocytes derived from human induced pluripotent stem cells (hiPSCs) are a promising cell source for regenerative medicine and drug discovery. However, the use of animal models for studying human cardiomyocytes derived from hiPSCs in vivo is limited and challenging. Given the shared properties between humans and zebrafish, their ethical advantages over mammalian models, and their immature immune system that is rejection-free against xenografted human cells, zebrafish provide a suitable alternative model for xenograft studies.

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Myocardial hypoxia reperfusion (H/R) injury is the paradoxical exacerbation of myocardial damage, caused by the sudden restoration of blood flow to hypoxia affected myocardium. It is a critical contributor of acute myocardial infarction, which can lead to cardiac failure. Despite the current pharmacological advancements, clinical translation of cardioprotective therapies have proven challenging.

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Unlabelled: Nucleoside analogues acyclovir, valaciclovir, and famciclovir are the preferred drugs against human Herpes Simplex Viruses (HSVs). However, the viruses rapidly develop resistance against these analogues which demand safer, more efficient, and nontoxic antiviral agents. We have synthesized two non-nucleoside amide analogues, 2-Oxo-2H-chromene-3-carboxylic acid [2-(pyridin-2-yl methoxy)-phenyl]-amide () and 2-hydroxy-1-naphthaldehyde-(4-pyridine carboxylic) hydrazone ().

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