Scientific researches in British India followed a definitive pattern, varying with age and century. In the nascent years specific diseases were just being identified to make known to the community. Several contaminating and infectious diseases were killing native population, leading to the discovery of an effective antidote by thorough research. With passage of time, precisely in the late years of 19th century and onwards the political scenario changed hugely. World Wars were forced upon; Indian soldiers were taken to different countries to fight, toped by the crusade of free nation. With such disturbing activities, infection and transmission of horrific diseases increased highly, as was established by scientific researches.

Cholera Research in British India With the sudden outburst of cholera as a deadly disease Cholera research in British India started up as an emergency duty. Continuous experiments and research were being done to find out the root cause of the infectious disease cholera.

Plague research in British India began somewhat in the fag end of the 19th century. It is right after the British admittance into the scientific world; research in eradicating the deadly disease, plague was carried off.

Malarial research in British India began under the aegis of a number of respected personalities like Sir Ronald Ross etc. Conferences were held to know the exact reason of increasing number of patients. Hygiene and cleanliness were also identified as the key defence to the issue.