Publications by authors named "Indu B"

Sporulene, a pentacyclic triterpenoid, was discovered in Bacillus subtilis and is associated with bacterial endospores. However, the study was not further extended, leaving a trail of questions. One such question is what diversity of sporulenes exists among spore-forming members? Considering the sporulene biosynthesis pathway as a fundamental tool to survey the distribution of this molecule, a genome mining study was conducted.

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The caprine mesenchymal stem cells (MSCs) derived from fetal adnexa are highly proliferative. These cells possess tri-lineage differentiation potential and express MSC surface antigens and pluripotency markers with a wound-healing potential. This present study was conducted to compare the immunomodulatory potential of caprine MSCs derived from the fetal adnexa.

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Models using in vitro produced buffalo embryos and in vitro cultured uterine epithelial cells (UECs) may be useful in understanding the intricacies of embryo-uterine cross talk. In the present study, buffalo UECs were obtained from slaughterhouse derived non-gravid uterus. UECs monolayer was treated with steroids (10pg/ml estradiol for 24h and 3.

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Our major concern was to address "yeast endobacteria" which was based on a few reports in the recent past where bacteria may find yeast as a niche for survival. In this study, we report the microbiota of twenty-nine axenic yeast cultures recovered from different habitats based on their 16S rRNA gene-amplicon metagenomes. Yeasts were identified based on D1/D2 or ITS gene sequences.

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Article Synopsis
  • The study aimed to evaluate the effectiveness of canine bone marrow-derived mesenchymal stem cells (BM MSCs) in a mesh scaffold for enhancing wound healing in guinea pigs, comparing the results between fresh and cryopreserved cells.
  • Both fresh and thawed BM MSCs showed similar growth rates and maintained essential cell markers, successfully differentiating into various cell types.
  • Wound healing was significantly improved in groups treated with MSC-augmented meshes and fresh MSC injections, achieving over 65% contraction on day 14, outperforming the control group, and suggesting the viability of both fresh and frozen MSCs for quality wound healing.
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The genus is taxonomically well studied, and some members are model organisms. However, this genus is comprised of a heterogeneous group of members. 16S rRNA gene-based phylogeny of the genus indicates a motley assemblage of anoxygenic phototrophic bacteria (genus ) with interspersing members of other genera (chemotrophs) making the genus polyphyletic.

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Article Synopsis
  • Strain JC507 is a Gram-stain-negative, rod-shaped, and non-motile bacterium isolated from yeast, showing positive oxidase and catalase reactions.
  • Genetic analysis showed it closely relates to NBRC 14944 (98.7% similarity), indicating it belongs to a new species within its genus.
  • Its unique fatty acid profile and distinct genomic characteristics propose the name “sp. nov.” for this new species, with JC507 identified as the type strain.
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Background & Objectives: The lower recovery of competent oocytes in buffalo species limits the commercialization of in vitro embryo production technology in field condition. In this context, pre-maturation of small follicle (SF)-derived oocytes with meiotic inhibition may be a promising alternative to obtain more number of competent oocytes. Thus, the present study was conducted with an objective to enhance the developmental potential of less competent SF-derived buffalo oocytes.

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  • All three domains of life rely on a structured plasma membrane for survival, with hopanoids playing a crucial role in bacterial membrane stability similar to cholesterol in eukaryotes.
  • A study on the genome-wide transcriptome of Rhodopseudomonas palustris showed that hopanoid deficiency upregulated 299 genes and downregulated 306 genes, affecting functions such as chemotaxis and membrane transport.
  • Disruption of hopanoid synthesis could lead to new antimicrobial strategies, particularly by targeting lipid synthesis to compromise membrane integrity.
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This study was conducted to characterize canine bone marrow-derived mesenchymal stem cells (BMSCs); in vivo tracking in mice, and therapeutic evaluation in canine clinical paraplegia cases. Canine BMSCs were isolated, cultured, and characterized in vitro as per International Society for Cellular Therapy criteria, and successfully differentiated to chondrogenic, osteogenic, and adipogenic lineages. To demonstrate the homing property, the pGL4.

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  • Thermal stress is a significant issue affecting dairy cattle productivity in India, particularly for high-producing cows, which necessitates effective strategies to reduce heat and calving-related stress for better economic outcomes.
  • The study investigated the effects of inorganic zinc supplementation on thermal stress in periparturient cows, specifically focusing on two breeds: Sahiwal and Karan Fries, by analyzing blood samples and the response of isolated peripheral blood mononuclear cells (PBMC) under controlled thermal conditions.
  • Results indicated that while thermal stress led to increased levels of heat shock proteins (HSP) and Interleukin 6 (IL-6), zinc treatment effectively reduced these stress markers and improved immunity in the cows, suggesting that mineral supplementation could enhance resilience to heat
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This study was conducted to know the impact of cryopreservation on caprine fetal adnexa derived mesenchymal stem cells (MSCs) on the basic stem cell characteristics. Gravid caprine uteri (2-3 months) were collected from local abattoir to derive (amniotic fluid [cAF], amniotic sac [cAS], Wharton's jelly [cWJ], and cord blood [cCB]) MSCs and expanded in vitro. Cells were cryopreserved at 3rd passage (P3) using 10% DMSO.

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The present study was conducted with an objective of isolation, in vitro expansion, growth kinetics, molecular characterization and in vitro differentiation of fetal adnexa derived caprine mesenchymal stem cells. Mid-gestation gravid caprine uteri (2-3 months) were collected from abattoir to derive mesenchymal stem cells (MSCs) from fetal adnexa {amniotic fluid (cAF), amniotic sac (cAS), Wharton's jelly (cWJ) and cord blood (cCB)} and expanded in vitro. These cultured MSCs were used at the 3rd passage (P3) to study growth kinetics, localization as well as molecular expression of specific surface antigens, pluripotency markers and mesenchymal tri-lineage differentiation.

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Forty patients without eye disease, undergoing elective nonophthalmic surgery, were studied to evaluate the efficacy of sublingual nifedipine in attenuating the intraocular pressure response to succinylcholine administration, laryngoscopy and intubation. The patients were randomly given either nifedipine 10 mg or placebo sublingually 20 minutes before induction of anaesthesia. Intraocular pressure (IOP) and systolic blood pressure (SBP) were recorded before and after induction of anaesthesia.

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Forty healthy patients (ASA class 1) of both sexes, aged between 20 and 45 years, undergoing routine surgical procedures were included in this double-blind randomized study. They were divided into two groups of 20 each. Patients in group A received no pretreatment, while patients in group B received oral clonidine 5 micrograms kg-1 90 min before induction of anesthesia.

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