Online Teaching during Pre and Para Clinical Phase in Response to COVID-19 Pandemic and its Impact on Clinical Training-Perception of Indian Medical Students.

Background COVID-19 pandemic has thrown a lot of challenges at medical education system and has necessitated a swift change from conventional classroom/laboratoryoriented/bed-side teaching to technology based online teaching. Academicians have worked hard to overcome robust challenges to facilitate students' continued learning. Objective In the wake of this drastic shift in teaching methodology, the present study aimed to investigate and understand the perceptions of medical students about online teaching and its impact on clinical training.

Brain Selenium in Alzheimer's Disease (BRAIN SEAD Study): a Systematic Review and Meta-Analysis.

Oxidative stress has been found to be implicated in the development of Alzheimer's disease (AD). In this meta-analytic review, we compared tissue levels between AD and non-AD brains of selenium, an important biological trace element well known for its vital role in the brain function. We included 14 studies with 40 observations on selenium concentrations in AD and control brains.

Protective effect of leaves of Raphinus sativus Linn on experimentally induced gastric ulcers in rats.

Raphinus sativus Linn (Cruciferae) commonly known as 'Radish' is a multipurpose herb cultivated in different parts of the world for its edible roots and leaves. The present study was aimed to evaluate the antiulcer activity of leaf extracts of R. sativus Linn on acetic acid induced chronic gastric ulcer and pylorus ligation induced gastric ulcer in rats.