1)Blind means without sense of sight,
make unable to see permanently or temporarily.
There are also social blindness, economic blindness,
legal blindness and total blindness, so much so that 65
definitions of blindness are listed in World Health
Organisation publication (1966).
2)N.I.I. (National Institute of Immunology ) scientists
claim to have developed cost effective plant-based
vaccines which can be produced in huge quantities to
treat Japanese Encephalitis, commonly known as brain fever.
J.E. is caused by flavivirus which replicates in figs and
transmitted in humans by mosquitoes.With the help
of proteins, synthesised in plants (banana, carrot )
oral vaccines are developed against against J.E.
At present the only vaccine against J.E. is derived
from the brain of the mouse. Mice population is
inadequate to produce enough vaccines.
3)Injected Benzathine penicillin in a prescribed dose,
give long lasting relief from psoriasis, a chronic skin
disease, in which scaly, reddish patches are formed.
The disease is caused by streptococcus bacteria which
also infects the throat.