activation factor

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activation factor.

See factor XII.

activation

the process of activating.

activation analysis

a method of analyzing the content of elements in samples of biological material. The sample is bombarded with nuclear particles and the elements in it measured by the radiation emitted by their radioactive daughter products. Called also radioactivation analysis.

activation energy

the difference in energy between the ground state of the reactants in a reaction and the point of maximum energy or transition state of the reactions. Usually lowered by enzyme catalysts.

activation factor

see hageman factor.

activation unit

the combination of complement (C4, C2 and C3) that binds to the antigen-antibody complex in the initial reaction step in the classical pathway of complement activation. See also complement.

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activation activation energy factor XII			actinotherapy action action current action level action potential action tremor actionable per se Actiq Activa system Activase activate activated activated 7-dehydrocholesterol activated charcoal activated clotting time test activated macrophage activated partial thromboplastin time activated protein C resistance activated prothrombin complex concentrate activated resin Activated Sludge Process activated thrombin activating enzyme activation activation energy activation factor activation product activator active active algolagnia active anaphylaxis active arm active assisted exercise active assisted movement active carrier active chronic hepatitis active congestion active electrode active end range Active Euthanasia active exercise active expiration active fixation lead active hyperemia active immunity active immunization active immunotherapy active joint movement active labor active life expectancy active listening			Activating Transcription Factor 7 Activating Transcription Factor-1 Activating Transcription Factor/cAMP Response Element Binding Protein activation activation activation activation activation Activation & Evaluation activation analyses activation analyses activation analysis activation analysis activation analysis activation analysis Activation Analysis Group Inc. Activation and Checkout Activation Binding Site Activation code activation cross section activation detector Activation Domain 1 Activation Domain 2 activation energy activation energy activation energy activation energy Activation enthalpy Activation enthalpy Activation enthalpy activation factor Activation Fee Activation Fees Activation framework Activation framework Activation framework Activation Function 1 Activation Function 2 Activation Function 2 Domain Activation Function Domain 2 Activation Library Activation Manager Activation of Dioxygen and Homogeneous Catalytic Oxidation activation of prejunctional P1 Activation Order Activation product Activation product Activation products Activation Receptor Homology Sequence 1 activation record Activation Request Activation server Activation server Activation server Activation server Activation Service Request Activation Support Facility Activation Transcription Factor 1 activation unit activation unit activation unit

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