3 Facts Everyone Should Know About Stem Cells

Written by Emily Clark


Cord Blood

Cord Blood isrepparttar blood that remains inrepparttar 145325 umbilical cord and placenta following birth. Cord Blood is routinely discarded withrepparttar 145326 placenta and umbilical cord. The blood inrepparttar 145327 cord is a rich source of stem cells. Stem cells arerepparttar 145328 building blocks of your blood and immune system. Stem cells haverepparttar 145329 ability to differentiate into other types of cells inrepparttar 145330 body, and thus give rise to allrepparttar 145331 tissues, organs and systems inrepparttar 145332 body. The stems cells in a child's cord blood are genetically unique torepparttar 145333 baby and its biological family.

Due to stem cells ability to differentiate into other types of cell tissue inrepparttar 145334 body, treatments can be developed for diseases such as Parkinson's, Alzheimer's and Diabetes to name a few. Stem cells found inrepparttar 145335 cord blood are a valuable biological resource that researchers can use to investigaterepparttar 145336 potential of future applications for cord blood stem cells.

Cord Blood Banking

Cord Blood Banking isrepparttar 145337 process whereby umbilical cord blood stem cells are saved for potential medical uses. Cord blood banking includesrepparttar 145338 processes of collection, processing and storing ofrepparttar 145339 umbilical cord blood. Collection involves drawingrepparttar 145340 cord blood fromrepparttar 145341 umbilical cord, using eitherrepparttar 145342 syringe or bag collection method, afterrepparttar 145343 umbilical cord has been clamped and cut. Processing involvesrepparttar 145344 testing ofrepparttar 145345 cord blood to determine whether it meets eligibility standards and removing and red blood cells or plasma that will not be needed in transplantation. Storage involves storingrepparttar 145346 cord blood unit in a vinyl or plastic bag in which it is frozen in liquid nitrogen.

Effects of Some Performance Enhancing Drugs

Written by Loring A. Windblad


"Andro! Hey, it's not illegal." So said Mark Maguire, Sammy Sosa and a host of other major league baseball players, some retired, who were openly usingrepparttar drug Androstenedione intorepparttar 145324 21st century. There was a Canadian sprinter not many years ago who was stripped of his gold medal inrepparttar 145325 Olympics for having used performance enhancing drugs. Overrepparttar 145326 past 30 years or so there have been many Olympic medal winners stripped of their medals for drug use and abuse.

It's not illegal. I feel better when I use it. I don't get so tired in a double-header. I feel better after a good night's sleep. Butrepparttar 145327 bottom line is "It's not illegal!" Or it wasn't. It is now, in 2005. Should it be? Shouldrepparttar 145328 other performance enhancing drugs be illegal? We really don't have allrepparttar 145329 genetic evidence in yet. Do performance enhancers, and especially anabolic steroids, have long-term deleterious genetic effects? We may not know for another 10-20-30 or more years? We may never know for sure? Butrepparttar 145330 evidence of playing with chemicals is in, and there may be evidence to at least suggest (see artificial sweeteners)repparttar 145331 possibility of genetic changes from prolonged use.

So just what arerepparttar 145332 major Performance Enhancers and what they do, good and bad. Here are a few (following statistics fromrepparttar 145333 Mayo Clinic):

Creatine. Typical drug of choice for many high school athletes. Over-the-counter supplement best known for improving performance in sports involving short bursts of high-intensity activity such as power lifting, wrestling and sprinting. Side effects include stomach pain, nausea, diarrhea and muscle cramps. High doses may be associated with kidney, liver or heart problems. Serious dehydration may occur fromrepparttar 145334 redirection ofrepparttar 145335 body's water torepparttar 145336 muscles. Possible leading cause ofrepparttar 145337 death of a young and promising professional baseball player in 2004.

Androstenedione (andro). Proponents claim it boosts testosterone production, which in turn increases muscle mass, energy and strength. In reality, andro doesn't do any of that. The Anabolic Steroid Control Act of 2004 classified andro as a controlled substance, adding it torepparttar 145338 list of banned anabolic steroids and making its use illegal. In males it can actually decreaserepparttar 145339 production of testosterone while increasingrepparttar 145340 production of estrogen. Side effects include acne, diminished sperm production, shrinking ofrepparttar 145341 testicles and enlargement ofrepparttar 145342 breasts. In females side effects include acne and masculinization, such as deepening ofrepparttar 145343 voice and male-pattern baldness. Andro might also stunt a child's growth.

Ephedra. Ephedra is a plant that containsrepparttar 145344 chemical ephedrine, a stimulant similar to amphetamines. Athletes may take an over-the-counter supplement containing ephedra to reduce physical fatigue, lose weight or improve mental alertness. In December 2003repparttar 145345 FDA announcedrepparttar 145346 ban of ephedra because of health concerns. Also known as ma-huang, popotillo and ephedrae herba, ephedra can cause such side effects as strokes, seizures and heart attacks. Ephedra can raise blood sugar and cause an irregular heart rhythm. Long-term use can lead to addiction. Checkrepparttar 145347 labels of sports energy drinks or energy bars. They may include ephedra.

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