Blood is composed of cells and fluid, contain many inorganic and organic molecules. Functions of blood could be falls into three categories: transport, defense and regulation, they all have different function. Blood transport oxygen and nutrients and removes waste from the body. It also tran...

Treating Disease with Stem Cells This article was written by Dr. Gregory Hale, professor of Pediatrics at the University of Kentucky College of Medicine, in response to questions posed by Scientific American Magazine regarding the treatment of certain diseases with cord blood stem cells. Ther...

Blood is a fluid substance that circulates in the arteries and veins of the body. Blood is bright red or scarlet when it has been oxygenated in the lungs and passes into the arteries; it becomes bluish red when it has given up its oxygen to nourish the tissues of the body and is returning to the ...

Ever since human stem cells were first isolated, research on stem cells has received much public attention, both because of its extraordinary promise and because of relevant legal and ethical issues. Stem cells are self-renewing, unspecialized cells that can give rise to multiple types all of spec...

Why Blood Types Matter When Europeans first experimented with blood transfusions in the 17th century, so many patients died that the procedure was outlawed in England, France, and Italy. It is said that the Incas in South America began transfusing blood much earlier and that fewer deaths resulted. I...

According to the Cancer Book from the American Cancer Society, Leukemia is a cancer of the blood. It was first identified as a new disease in around 1830 in Germany. The scientific term, "leukemia," comes from the Greek words that mean "white blood." The disease is described as a cancerou...

Today people strive to great lengths to keep their body in a good, healthy condition. Every system in the body, let it be digestion, circulatory (of blood), immune, respiratory, cellular respiratory or kidneys and excretion are all vital. Each have their separate roles, but not one works separately....

Leukemia Acknowledge Leukemia is a cancer that starts in the organs that makes blood, specifically the bone marrow and the lymph system. Acute leukemias and chronic leukemias are the two broad types. Acute leukemias are rapid while chronic leukemias are slower. The cells that make up the blood ar...

Psychosocial Assessment Mr. L. is a 69 year-old male with acute myelogenous leukemia (AML), FAB-M1 normal cytogenetics diagnosed in May of 2001. He received chemotherapy (7+3: AraC/idarubican) at that time and achieved complete remission. He developed a relapse in the April of 2002. He deferred...

To Measure the Immune Response, through Lysozyme Activity and Leucocyte Counts in Atlantic salmon infected with ADG, Neoparamoeba pemaquidensis 1.Introduction Neoparamoeba pemaquidensis is an amoeboid protozoan that causes amoebic gill disease (AGD) in salmonids in several different countrie...

Platelets are flattened discs that are round from above and spindle shaped section. Megakaryocytes are very active cells that continually make proteins, enzymes, and membranes. But instead of getting bigger. They just shed small membrane-enclosed packets of cytoplasm into circulation. This is where ...

In the circulatory system of the human body, there are about 5-6 quarts of blood in the average adult. This blood is considered a tissue because it has many cells. The blood goes to all the parts of the body taking oxygen from the lungs and carbon dioxide to the lungs, while also transporting metabo...

Acquired Immune Deficiency Syndrome, or AIDS, is a serious disease. It is the last stage of a virus called Human Immuno-deficiency Virus, HIV. The disease renders the body's immune system. When this happens, the body is unable to resist invasion by microorganisms that cause serious infectio...

Sickle Cell Anemia Sickle Cell Anemia is the most common blood inherited disease in the United States, affecting about 72,000 Americans each year, and it has no cure. It commonly affects Hispanics and African Americans rather than Caucasians. It is classified as a disease in which the red ...

Imagine if you can a time and place where in one split second life as you know it is changed forever. The date is August 6, 1945, and you are living in Hiroshima. Around 8:16 a.m., without a single warning, an A-bomb explodes 580 meters above the city that you are living in and four different ty...

AIDS: Past, Present, Future. With the 1980s many new things were introduced to Americans: Ronald Reagan, "Dukes of Hazard," and Atari were all brought about. With these new things came something completely different, something that was somewhat of a mystery at the time. ...

The Heart and the Circulatory System Introduction Imagine that you are living in the year 1535, and that you don't feel well. You have had some problems with fatigue, feeling a little more tired than usual when you walked to the market and back. You tell this to your physician, and he sends y...

Human beings are rarely completely alive. Their bodies are often functioning well, and they think they're alive, which they technically are, but do not bring their intrinsic selves fully into life. There exist experiences where people are overcome by a powerful energy, where everything in life...

Aids is known and feared around the world. Due to the fact that it has no known cure and that its results are deadly, people tend to be extra cautious in protecting themselves against it. Many are ignorant and believe they are susceptible to contracting the virus through casual contact wi...

The Acquired Immunodeficiency Syndrome, better known as aids is the most deadly disease known to man today. There are approximately 20 million people living with aids in the world and the number is growing. The epidemic is sweeping through the continents of Africa and Southeast Asia. There is cur...

What is AIDS? AIDS stands for Acquired Immune Deficiency Syndrome. It is not passed down from generation to generation through genes, but it is acquired. AIDS is a disease that attacks the immune system, a system that is vital in fighting off disease. This disease causes the immune system to be d...

AIDS is the acronym used for Acquired Immune Deficiency Syndrome. It is a disease transmitted through the blood. It is transmitted from person to person through sexual intercourse, blood transfusions, IV drug users, and from mothers to babies during birth. AIDS is a disease which breaks down the...

AIDS By Adam Hans A virus is the smallest particle that consists of a nucleic acid and it attacks your cells just like the Aids virus. They can not replicate themselves it must use a host cell. For instance, if we were to catch a cold our cells would be the host cells. They attach to the h...

Unit 2 Biology- FUNCTIONING ORGANISMS SAC- 'Essay on transport systems' "Transport systems play an essential role in the survival of flowering plants and mammals" Transport systems play an essential role in the survival of flowering plants and mammals. These organisms re...

INTRODUCTION: The body is constituted of different types of cells which unite together to form contrary tissues. Tissues are a group of similar cells and their intercellular substance specialized to perform a specific function; primary tissue types of the body are epithelial, connective, muscle, an...