Columnists

Virander S Chauhan

The writer is former chairman UGC and former director of the International Centre for Genetic Engineering and Biotechnology, where he currently holds the Arturo Falaschi Chair

Experts Explain: Viruses, their variants, and vaccines

Thu, Jan 28, 2021

Over the past week, significant new research has been published on the variants of the novel coronavirus that have emerged in several countries. Two of India's most eminent virologists, who have been explaining a range of issues around the virus and vaccine in The Indian Express, summarise the new findings and evaluate the concerns they raise.

Experts Explain: How do Covid-19 vaccines work, and do they help?

Wed, Jan 27, 2021

Covid-19 vaccine: Five days into India's mass vaccination programme, there are some concerns over vaccine hesitancy. At this crucial moment in the fight against the novel coronavirus pandemic, two of the country’s most eminent vaccine scientists weigh in on some old and new questions.

Man versus microbe: Coronavirus seems to have upper hand for now

Sat, Apr 04, 2020

The first step in dealing with any new viral outbreak is to be able to accurately test, detect and track the spread of the virus, and isolate the infected persons to stop further spread.