Importance of Calcium in our Body Calcium is an essential mineral of the body. It is required for keeping the bones and teeth strong and healthy. Most of the calcium up to 90% is stored in the bones of the body. Only a small portion circulates in the blood stream. Calcium is needed in high […]
What are Alkaloids and how are they synthesized? The alkaloids are generally poisonous in nature, but when they are used in minute amounts, they exhibit useful physiological effects on animals and human beings. Hence they secured a significant place in medicine. Their exact role and functions are not known exactly but what we came to […]
Physical Properties of Alkaloids: All the alkaloids are colourless, crystalline solids Some alkaloids are coloured in nature, for example, betanidin is red, berberine is yellow and salts of sanguinarine are copper red in colour. Some alkaloids like coniine, sparteine, nicotine are liquid and volatile in nature. They have a sharp melting point (decomposition range). Some […]
Sulfonamides History and Chemical Nature: Sulfonamides belong to a class of antibacterial agents used for treating the bacterial infections. The first sulfonamide is sulfanilamide which is a metabolic product obtained from the inactive prodrug named prontosil dye.Sulfonamide is the active metabolite and treats bacterial infections. Many sulfonamides are discovered later, of which some of them […]
How to monitor Fetal Heart Beat? Monitoring of the fetal heart beat is very important in the management of pregnancies in women. The study of fetal heart is required to study the condition of the fetus and its blood supply to assess whether a Caesar is required or not .Up till now there are several […]
What is meant by stress? Stress cannot be explained in a single term. Stress is an expression of the mind for over demanding of a particular work. It is closely related to mental and physical functions of the body. In day to day modern and fast life everybody feel stressed when we face an unfavorable […]
Amino acids are divided into two types. Essential Amino acids : Essential amino acids are 9 in number and they are not synthesized in our body, they are obtained through diet, hence they are called as essential amino acids. Isoleucine Leucine Lysine Methionine Phenylalanine Threonine Tryptophan Valine Histidine Non-Essential Amino acids : Non-essential amino acids are 12 in […]
Infertile couples who undergo assisted reproductive technologies like IVF (In Vitro Fertilization) or ICSI (Intra Cytoplasmic Sperm Injection) should be alerted about the possible enhanced risks of birth defects in the children born out of the procedures than by natural conception. About 2.5% in the general population are born with birth defects and this is […]
What are sutures? Sutures are the sterile threads, strings and strands, which are prepared specially for use in surgery. They are used for sewing tissues together. Properties of sutures: Sutures should be sterile Sutures should not cause irritation Sutures should have finest possible guage and adequate strength Their time of absorption must be known for the absorbable […]
What are Bio pesticides? How are they useful for crop protection? Bio pesticides are the biological pesticides derived from the natural materials such as animals, plants, bacteria and certain minerals. Bio pesticides includes naturally occurring substances which control pests and microbial organisms that control pests. These are known as microbial pesticides. History about introduction of bio pesticides: […]