The second Indian Grand Prix will be held on May 11 in Patiala, while the third one will be staged on May 15 here. The Federation Cup National Senior Athletics Championships here (June 1-4) will be followed by Junior Federation Cup in Lucknow from June 10-12.
Bacterial Toxins. Toxic substances formed in or elaborated by bacteria; they are usually proteins with high molecular weight and antigenicity; some are used as antibiotics and some to skin test for the presence of or susceptibility to certain diseases.oxic substances formed in or elaborated by bacteria; they are usually proteins with high molecular weight and antigenicity; some are used as antibiotics and some to skin test for the presence of or susceptibility to certain diseases.
A toxin is a poison produced by an organism; it is esp. used in medicine in reference to disease-causing bacterial secretions: A toxin produces diphtheria. venom is esp. used of the poisons injected by bite, sting, etc.: snake venom; bee venom.oun. 1. poison-any substance that causes injury or illness or death of a living organism. poisonous substance, toxicant. substance-a particular kind or species of matter with uniform properties; shigella is one of the most toxic substances known to man.