Publications by authors named "Baby Chakrapani"

Repeated traumatic brain injury has grown in importance as sports-related injuries have increased. Repetitive mild TBI (rmTBI) increases the risk of developing neurodegenerative diseases such as Alzheimer's and Parkinson's diseases, as well as chronic comorbidities like PTSD, depression, substance abuse and neuroendocrine functions. However, no effective therapeutic strategies have been reported for the effective management of TBI.

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Therapeutic application of bacterial cellulose, a polymer produced by fermentative growth of bacteria, is often challenged by low yields and absence of high yielding strains. The current study reports the synthesis and characterization of bacterial cellulose from a novel microbial consortium of Weissela confusa, Neobacillus drentensis, and Bacillus sp. isolated from mother of vinegar and identified by 16S rDNA typing.

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This work reports the synthesis of hydroxyapatite (HAp) nanoparticles co-doped with trivalent terbium (Tb) and samarium (Sm) ions by a surfactant free chemical precipitation method. Co-doping enables to combine the optical properties of Tb and Sm ions. Characterization techniques like X-Ray diffraction (XRD), transmission electron microscopy (TEM), Fourier transform infrared (FTIR) spectroscopy, inductively coupled plasma-optical emission spectroscopy (ICP-OES), energy dispersive X-ray spectroscopy (EDX) were used to determine the crystalline and structural properties.

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Article Synopsis
  • A study evaluated the effects of a black cumin extract, BCO-5 (known as BlaQmax®/ThymoDream™), on improving sleep quality for individuals facing non-restorative sleep disorders.
  • In this randomized trial with 70 adult participants, those taking BCO-5 showed significant improvements in sleep efficiency, total sleep time, and overall sleep quality compared to a placebo.
  • The results suggest BCO-5 could be a valuable natural sleep aid, with no reported side effects during the one-week study.
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Parkinson's disease (PD) is a neurodegenerative disorder, prevalent in the elderly population. Neuropathological hallmarks of PD include loss of dopaminergic cells in the nigro-striatal pathway and deposition of alpha-synuclein protein in the neurons and synaptic terminals, which lead to a complex presentation of motor and non-motor symptoms. This review focuses on various aspects of PD, from clinical diagnosis to currently accepted treatment options, such as pharmacological management through dopamine replacement and surgical techniques such as deep brain stimulation (DBS).

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Article Synopsis
  • This study focuses on synthesizing hydroxyapatite nanoparticles doped with trivalent dysprosium ions using a co-precipitation method.
  • Characterization techniques like XRD, TEM, and EDX were performed to analyze the nanoparticles, showing their purity and structural properties.
  • The nanoparticles exhibited strong blue emissions ideal for bioimaging applications, making them promising probes for use in human cells.
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Alpha-tocopherol (α-Toc), an antioxidant vitamin, has been widely prescribing in the treatment of infertility, in spite of its limited oral bioavailability. The present study describes the enhanced bioavailability and efficacy of a novel 'natural self-emulsifying reversible hydrogel' (N'SERH)-based oral delivery form of α-Toc-rich sunflower oil (Tα-fen) using fenugreek galactomannan hydrogel scaffold (hybrid-FENUMAT ). Tα-fen was characterised by FTIR, SEM, TEM and DLS as a hybrid-hydrogel powder.

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Surface modification of superparamagnetic FeO nanoparticles using polymers (polyaniline/polypyrrole) was done by radio frequency (r.f.) plasma polymerization technique and characterized by XRD, TEM, TG/DTA and VSM.

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Artistic creativity can emerge in patients with Parkinson's disease. Here we describe two patients who had creative awakening while on levodopa treatment for Parkinson's disease and discuss its implications.

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In the neurogenic areas of the adult rodent brain, neural stem cells (NSCs) proliferate and produce new neurons throughout the lifetime. This requires a permanent pool of NSCs, the size of which needs to be tightly controlled. The gp130-associated cytokines ciliary neurotrophic factor (CNTF) and leukemia inhibitory factor (LIF) have been implicated in regulating NSC self-renewal and differentiation during embryonic development and in the adult brain.

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Most drugs and xenobiotics induce the expression of cytochrome P450 (CYP) enzymes, which reduce the bioavailability of the inducer and/or co-administered drugs. Therefore, evaluation of new drug candidates for their effect on CYP expression is an essential step in drug development. The available methods for this purpose are expensive and not amenable to high-throughput screening.

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