This article throws light upon the fourteen main types of vitamins. They are: 1. Fat Soluble Vitamins 2. Vitamin K 3. Vitamin E 4. Vitamin D 5. Riboflavin/B2 6. Thiamine 7. Vitamin C/Ascorbic Acid 8. Biotin 9. Pantothenic Acid 10. Niacin 11. Choline 12. Folic Acid 13. Vitamin B12/CyanacobaIamin 14. Vitamin B6/Pyridoxine. Type # 1. Fat Soluble Vitamins: Vitamin A [...]
Here is a list of various Beta-Lactam antibiotics. 1. Penicillins: (i) Sir Alexander Fleming discovered in 1928. (ii) The mold belongs to Penicillium notatum. (iii) White crystalline substance, benzyl penicillin, soluble in water. (iv) Benzyl penicillin has a five membered thiazolidine ring and a four membered β-lactam ring. (v) Biosynthetic penicillins (Penicillin V) result from altering the medium for growth [...]
Development of chemotherapy may be viewed in three phases:- 1. Pre Ehrlich Period 2. Period of Paul Ehrlich 3. Period highlighted by discovery of sulfonamides and antibiotics. Phase # 1. Pre Ehrlich Period: In this period some compounds were used empirically to treat different diseases. Sometimes adverse effects were also monitored due to empirical use of the compounds. Cinchonabark was [...]