Lymphocytes secrete a protein which causes the dilation of blood vessels. The protein is
Pyrogens
Histamine
Interferon
None of the above
Which of the following sets of diseases is caused by bacteria?
‘Glossina palpalis' is a vector for
Which one is a viral disease
Which of the following will be curable in next two decades
$LSD$ (Lysergic acid diethylamide) is prepared from