Medical Science

When speaking about HIV, or indeed any virus, it’s first necessary to establish that virus cultures are not living organisms. They are simply protein-coated strands of genetic information with no characteristics of life whatsoever; merely infecting cells and replicating their…
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There are several salivary glands in the mouth, the most important of which are the parotid gland and the submandibular gland in addition to the sublingual gland.  In addition to these three types of glands, there are several other small…
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Protozoa are single celled organisms. Some of these microscopic organisms can cause intestinal infections. The infection causing protozoans found in humans are Entameba histolytica, Giardia lamblia, Cryptosporidium parvum, Isospora belli and Balantidium coli. Entameba histolytica This type of ameba causes amebic…
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White blood cells are cells circulating in the blood that defend the body from foreign invaders. They are considered part of the immune system. There are five major types of white blood cells: neutrophils, eosinophils, basophils, lymphocytes, and monocytes. Neutrophils,…
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During the last decade age researchers have made one breakthrough after another and many now see some of the current generation of babies reaching 150 years old. Eradication of some diseases and new understanding of such traditional killers as heart…
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The human body is a fascinating biological machine. Within the human body are a series of organ systems. Each of these systems is vital to the proper functioning of a person. Many of these organ systems are dependent on each…
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Bird flu has created a significant scare in recent years and this is likely to increase over the coming decades. Also known as avian influenza, this viral disease is beginning to cross the species barrier to human beings, in a…
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As with many other forms of cancer, a major obstacle to successful treatment of leukemia is the emergence of cancer cells resistant to first line chemotherapy agents. In other words, the drugs used in the initial round of chemotherapy may fail to…
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Fats or lipids enter the body through the food that we eat. There are many sources of lipids like meat fat, vegetable fat, and dairy products.  Fats in the body are metabolized through these simple steps. Mouth These foodstuffs are…
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Bird flu virus is highly serious, just like the Swine Flu H1N1 virus is. It is rare that this flu is passed from one person to another person, unless there is a lot of very close contact between individuals. If…
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