UPENDRANATH BRHMACHARI, THE UNSUNG SCIENTIST OF INDIA. he hailed from former Bengal province, He studied chemistry and then medicine in Calcutta and stood first in medicine and surgery for which he was awarded medals. he is well known for his fight against kala Azar i.e visceral leishmaniasis a deadly ailment in India. The discease causes emaciation enaemia, enlargement of spleen and liver as parasites infect internal organs like liver spleen and bone marrow.if not treated , results in death. he was awarded title Roy Bahadur and was knighted by the. King of England .He was twice recommended for Indias first Nobel prize.