By: Janet Grischy
DNA polymerase assembles DNA out of nucleotides. DNA is the molecule that codes for proteins, carries the genes, and transmits heredity. DNA polymerase is one enzyme that makes this possible. It constructs new DNA strands that precisely copy old ones. Sometimes, though, polymerase inserts the...
The history of discovery of the human circulatory system
By: Theresa Cobb
According to The Wikipedia website "The earliest known writings on the circulatory system are found in the Ebers Papyrus (16th century BCE), an ancient Egyptian medical papyrus containing over 700 prescriptions and remedies, both physical and spiritual." Though written about in great lengths throughout...
General precautions for any surgery
By: Dr Pandula Siribaddana
Surgical procedures are varied in their nature. Some procedures are minor procedures where as some are classified as major surgeries. Some surgeries needs only local anaesthesia where as some require general anaesthesia. When some surgeries take nearly 12 hours to perform, e.g Neurosurgeries, some...
Alternatives to human-embryo stem-cell research
By: Leon Li
Human stem-cell research has brought several advancements in science, not just genetics or technology. Let's look at an overview of stem-cells. Stem-cells are the cells that an embryo is made up of, and in simple terms, it's a cell that's not quite a cell yet...
By: Matthew Delman
From Sumeria to the United States, in Ancient Greece and the Hindu lands of India, surgery has sometimes made the difference between a patient living or dying. Though surgery in the West is today a discipline of strictures and safety precautions, there was a...
Donating your body to medical science
By: Martha Leonard
My mother always said she wanted to be buried in a plain pine box. After her death, I visited the business of a local funeral director who was also a family friend who knew my mother's sense of humor. I don't have a pine...
What is an influenza virus?
By: Dr Pandula Siribaddana
Influenza is mostly a respiratory related illness which is acute in nature caused by a virus family known as 'Orthomyxo viruses'. Types of the Influenza virus: There are three sub types that have been identified which is known as Type A, B and to a...
Structure and function of the prostate gland
By: Tarek Musslimani
The prostate gland is an accessory sex gland in males. It is situated below the bladder and around the the urethra. The prostate gland is divided anatomically to four areas or zones. The outer most zone is called the peripheral zone. It constitutes approximately 70%...
Understanding DNA structure
By: Wendy R.
Deoxyribonucleic acid, DNA for short, is the hereditary material found in humans. DNA is located in the nucleus of almost every body cell and is considered to be the human blueprint. Structure wise, DNA is made up of nitrogen bases, hydrogen bonds, phosphate groups and...
The case for addressing medical errors more seriously
By: Irrira Rikki
Too many are disgracefully dying for the want of addressing medical errors more seriously. It seems the only ones entitled to make judgment comes too late, when the damage has been done. Or if official documentation dictates incorrectly from the start, any plea for help...

 

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