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Activated state

Activated state --> excited state

(Science: chemistry, radiobiology) An atom or nucleus which possesses more energy than its ground state energy.

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Protoreaction of Protoplasm

... (associates). Cell function is considered as a transition between two states (two states model), the resting state and state of activity (this ... inactive forms: natively unfolded and globular. When the cell is activated, secondary structures appear in natively unfolded proteins (including ...

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by Vladimir Matveev
Tue Jul 27, 2010 4:44 am
Forum: Molecular Biology
Topic: Protoreaction of Protoplasm
Replies: 5
Views: 6136

Re: Few questions about biology

... skin cells). Then there are some cells that are made and they are in a state of quiescence: the Go state of the cell cycle. They do not replicate, ... and another example would be cells from the immune system that are not activated by antigen. 5. DNA is tightly packaged into chromosomes for cell ...

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by kolean
Tue Oct 13, 2009 7:36 pm
Forum: General Discussion
Topic: Few questions about biology
Replies: 8
Views: 8970

Activation of myosin?

... actin filaments. This interaction can occur only after myosin has been activated. Describe the activation of myosin. ??? I guess, without both, ATP-bound state that detaches myosin head, or later ATP hydrolysis that sets myosin head into high-energy ...

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by Vangeek
Wed Feb 11, 2009 5:10 am
Forum: Cell Biology
Topic: Activation of myosin?
Replies: 2
Views: 3966

Activation of myosin?

... but I would guess that if I had to pick I would say the ATP-bound state is the activated state..

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by MrMistery
Wed Feb 11, 2009 4:21 am
Forum: Cell Biology
Topic: Activation of myosin?
Replies: 2
Views: 3966

Receptor purification

... tyrosine kinase> Moreover how can we show that the receptor is activated when growth hormone is added? I was thinking of injecting anti-Ras ... which hydrolyzes GTP very inefficiently and thus persists in the active state, to see if the cells proliferate in the absence of growth factor. However, ...

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by Mitf
Tue Apr 29, 2008 10:56 pm
Forum: Cell Biology
Topic: Receptor purification
Replies: 0
Views: 1447
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