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toxicity in Biological Definition

Alcohol

... 6 Physical and chemical properties 7 toxicity 8 Chemistry of alcohols 8.1 ... than gasoline or diesel . Because of its low toxicity and ability to dissolve non-polar substances, ... the #Chemistry of alcohols section below. toxicity Alcohols often have an odor described as ...

Colchicine

... 2.1 Biological function 2.2 Colchicine as medicine 2.3 toxicity 2.4 Laboratory use 3 External links History The ... cancer , as the dose required would lead to intolerable side-effects. toxicity Poisoning resembles intoxication with arsenic : symptoms start 2 to 5 ...

Extinction

... resources or against new competitor species. Habitat degradation through toxicity can kill off a species very rapidly, by killing all living members through ... or sterilizing them. It can also occur over longer periods at lower toxicity levels by affecting life span, reproductive capacity, or competitiveness. ...

Antibiotic

... by Bacillus pyocyaneus, retarded the growth of other bacteria in situ and was toxic to many disease-causing bacteria. Unfortunately, pyocyanase's own toxicity and unstable character prevented its use as an effective, safe antibiotic within the human body. The first effective antibiotic discovered was ...

Apoptosis

... cervical cancer . Response to stress or DNA damage Stress conditions (such as starvation) as well as damage to the cell's DNA resulting from toxicity or exposure to ionizing radiation, such as ultraviolet or X-rays, can induce a cell to begin an apoptotic process. A fascinating example, resulting ...

Vitamin

... a deficiency condition, while Vitamin B 1 stores may only last a couple of weeks. Fat-soluble vitamins may be stored in the body and can cause toxicity when taken in excess. Water-soluble vitamins are not stored in the body, with the exception of Vitamin B 12 , which is stored in the liver . ...
Other Contents
(Date:9/21/2014)... 22, 2014The story of cowpea (black-eyed peas) is a ... biggest problemseven more fascinating is the story of the ... Cowpea: The Food Legume of the 21st Century to ... and use. The book was recently published by the ... Institute of Tropical Agriculture (IITA). , Singh has devoted ...
(Date:9/21/2014)... and barnacles secrete very sticky proteins that help them ... by these natural adhesives, a team of MIT engineers ... repair ships or help heal wounds and surgical incisions. ... researchers engineered bacteria to produce a hybrid material that ... bacterial protein found in biofilms slimy layers formed ...
(Date:9/19/2014)... biology professor will study multifunctional and specialized spinal ... a National Science Foundation grant in the amount ... Berkowitz, professor in the Department of Biology, OU ... the differences between the multifunctional and specialized spinal ... use and what connections they make. Berkowitz ...
Breaking Biology News(10 mins):Engineered proteins stick like glue -- even in water 2Engineered proteins stick like glue -- even in water 3
(Date:9/22/2014)... HealthDay Reporter MONDAY, Sept. 22, 2014 ... intensive care units (NICU) set up private rooms for parents ... Researchers at one children,s hospital found that preemies gained ... their NICU switched from the traditional "open-bay" layout to private ... in the journal Pediatrics , add to evidence that ...
(Date:9/22/2014)... Alan Mozes HealthDay Reporter ... Many American parents are aware of online physician-rating sites, and ... for their children, according to a new national study. ... parents -- further suggest that negative online ratings may dissuade ... been recommended by a neighbor. Conversely, a positive online ...
(Date:9/22/2014)... whole eye transplant seems futuristic, if not impossible. ... Department of Defense, researchers at University of California, ... make implantation of an entire, functional eye a ... a holy grail for vision restoration," said Jeffrey ... co-recipient with colleagues at University of Pittsburg Medical ...
(Date:9/22/2014)... scientists have found that an anticonvulsant drug may help ... Although dozens of antibiotics target what bacteria do, their ... bacteria are created, and they found there is a ... important as there is growing concern worldwide about how ... The World Health Organization has declared that antibiotic resistance ...
(Date:9/22/2014)... PITTSBURGH, PA (PRWEB) September 22, 2014 ... caring for patients to the problem of side-sleeping. "My ... my side, so I designed a solution to this ... fall asleep comfortably than to have your arm 'fall ... sleep on his or her side more comfortably. It ...
Breaking Medicine News(10 mins):Health News:Newborn ICUs With Private Family Rooms Benefit Preemies: Study 2Health News:Newborn ICUs With Private Family Rooms Benefit Preemies: Study 3Health News:Many Parents Use Online Ratings to Pick a Pediatrician, Study Finds 2Health News:Many Parents Use Online Ratings to Pick a Pediatrician, Study Finds 3Health News:Looking ahead: Whole eye transplant under development 2
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