Publications by authors named "Nagashree S"

Article Synopsis
  • Methicillin Resistant Staphylococcus aureus (MRSA) poses significant health risks in hospitals and communities, creating a pressing need for effective treatment options.
  • This study explores the development and evaluation of new chemical compounds (pyrimidinones and pyrimidinthiones coupled with pyridine derivatives) for their potential as anti-MRSA agents, demonstrating promising antibacterial activity with low minimum inhibitory concentration (MIC) values.
  • The research emphasizes the importance of Penicillin-Binding Protein 2a (PBP2a) resistance mechanism, showing that the newly synthesized compounds interact notably with PBP2a, offering a more effective alternative than the standard treatment, Vancomycin, based on molecular docking studies.
View Article and Find Full Text PDF

Biomaterial research has improved the delivery and efficacy of drugs over a wide range of pharmaceutical applications. The objective of this study was to synthesize benzodioxane coupled piperazine decorated chitosan silver nanoparticle (Bcp*C@AgNPs) against methicillin-resistant Staphylococcus aureus (MRSA) and to assess the nanoparticle as an effective candidate for antibacterial and anti-biofilm care. Antibacterial activity of the compound was examined and minimum inhibitory concentration (MIC) was observed at (10.

View Article and Find Full Text PDF

Natural products are important leads in drug discovery. The search for effective plant-derived agents or their synthetic analogues has continued to be of interest to biologists and chemists for a long time. Herein, we have synthesized a novel compound, P1C, and P1C-Tit*CAgNPs from chitosan; P1C is a precursor and an anti-inflammatory candidate, which has been validated by molecular docking studies.

View Article and Find Full Text PDF
Article Synopsis
  • The study focused on synthesizing a new compound called Benzodioxane amidst piperazine (BP) and its application in creating chitosan silver nanoparticles (BP*C@AgNPs) with potential medical uses.
  • The BP*C@AgNPs showed strong antibacterial effects against harmful bacteria like Staphylococcus aureus and Escherichia coli, and exhibited anti-inflammatory properties, though not as potent as indomethacin.
  • Molecular docking studies demonstrated BP's effectiveness with minimal toxicity, suggesting that BP*C@AgNPs could serve as a promising therapeutic tool in medicinal nanotechnology.
View Article and Find Full Text PDF

Background: Cardamom (Elettaria cardamomum) is an aromatic seed spice grown extensively in India and used as a flavoring in sweets. In this study, the anti-hypercholesterolemic effect of cardamom was evaluated in Wistar rats by inducing hypercholesterolemia with a high-cholesterol diet for 8 weeks. Dietary interventions were made with (a) cardamom powder (50 g kg ), (b) cardamom oil (3 g kg , equivalent to 50 g kg cardamom) and (c) de-oiled cardamom powder (50 g kg ).

View Article and Find Full Text PDF
Article Synopsis
  • A new, efficient method has been created for synthesizing 4,6-diarylpyrimidin-2(1H)-ones using a one-pot reaction involving atomized sodium in THF.
  • This process combines an aldehyde, a methyl ketone, and urea through a Biginelli-like cyclocondensation.
  • The reaction requires mild conditions, is cost-effective, and achieves high yields in just 10-15 minutes under ultrasonic agitation.
View Article and Find Full Text PDF

Background: Smile is a crucial factor in creating a good first impression. However conditions like dental fluorosis hamper the esthetics of teeth. This study was conducted to find out whether young adults attribute socially relevant characteristics to people with dental fluorosis.

View Article and Find Full Text PDF

A new, simple, efficient and rapid method for the oxidation of alcohols into respective aldehydes and ketones by Ni(NO(3))(2)·6H(2)O/I(2)/water system under ultrasonic irradiation is reported. The process is mild and inexpensive; the yields are high and the reactions go to completion within 2-7min.

View Article and Find Full Text PDF

Objective: 1. To compare peripheral smear (PS) and Red cell distribution width (RDW) in diagnosis of Iron deficiency anemia (IDA) in various grades. 2.

View Article and Find Full Text PDF
Article Synopsis
  • The study aimed to evaluate how effective the SNAP score is in predicting mortality and hospital stay duration for newborns in the NICU, looking for optimal cut-off scores for different neonatal conditions.
  • Out of 295 newborns observed, it was found that a SNAP score higher than 15 indicated a 63% sensitivity and 95% specificity for predicting mortality, with a notable emphasis on very low birth weight and ventilated preterm infants.
  • The findings suggest that SNAP is a reliable measure of illness severity in newborns, helping clinicians communicate potential outcomes and necessary treatment to parents, especially with specific cut-off scores indicating increased mortality risks.
View Article and Find Full Text PDF

An 8-year-old girl presented with persistent vomiting, pain abdomen and generalized edema. Barium studies and gastroscopy suggested hypertrophic gastropathy. Histopathological examination pointed the diagnosis towards Menetrier's Disease.

View Article and Find Full Text PDF