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Atrophy

Atrophy

(Science: pathology) a wasting Away, a diminution in the size of a cell, tissue, organ or part.

Origin: L., gr. Atrophia a decrease in size of an organ caused by disease or disuse.Any weakening or degeneration (especially through lack of use).Undergo atrophy; Muscles that are not used will atrophy.The reduction in size of tissue or organ, possibly after disease. For example when breaking an arm, the arm is temporarily put in a cast for the bone to heal in position. In light of this, many of the muscles in the arm lay unused for a period of time, and begin to waste away due to their redundancy.


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Podcast: Spinal Muscular Atrophy and oligos

http://www.nationwidechildrens.org/arthur-burghes-discusses-antisense-oligomer-treatment-in-an-sma-mouse-model-february-2012 Antisense oligo treatment in an SMA mouse model. Dr. Arthur Burghes at Nationwide Children’s, interviewed by Dr. Kevin Flanigan from the Center for Gene Therapy a...

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by jonmoulton
Tue Feb 14, 2012 6:31 pm
 
Forum: Molecular Biology
Topic: Podcast: Spinal Muscular Atrophy and oligos
Replies: 0
Views: 418

Re: Theories - Origin of Life

... against functional design. If they are vestigial then they must have had a use initially, therefore this is an argument for degeneration or atrophy, not one against design. It seems you don’t fully understand the nature of this argument. 5) According to Darwinian theory Natural selection ...

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by scottie
Fri Dec 23, 2011 3:39 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 548
Views: 534592

Adiposity and Disease

... serum levels of insulin create a condition in which our adipose tissue acquires an advantage over other tissues and organs leading to disease and atrophy?

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by Don
Mon May 23, 2011 6:20 pm
 
Forum: Human Biology
Topic: Adiposity and Disease
Replies: 2
Views: 1829

Why does muscle atrophy?

I think i can guess why this happens, but i'd like a profesional opinion: why exactly does muscle atrophy when not used for a long time (for example, in a comatose patient)?

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by TheVirus
Sat Nov 28, 2009 2:11 am
 
Forum: General Discussion
Topic: Why does muscle atrophy?
Replies: 7
Views: 1682

Re: Fitness and Diet

... can 'turn to fat.' I have learned that isn't physically possible, but when one stops or reduces the level of exercise they experience muscle atrophy and if thy still consume the same amount of calories, they are not at metabolically active with a lesser amount of lean muscle tissue and therefore ...

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by thudu
Mon May 11, 2009 9:17 pm
 
Forum: Human Biology
Topic: Fitness and Diet
Replies: 14
Views: 20683
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