Date published: 2026-4-24

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Factor V Activators

Factor V Activators are a group of chemical compounds and biological factors that collectively enhance the functional activity of Factor V, a crucial protein in the blood coagulation cascade. The activation of Factor V is a central event in hemostasis, with Thrombin playing a pivotal role by cleaving and converting Factor V into its active form, Factor Va. This process is crucial for the formation of the prothrombinase complex, which subsequently leads to the generation of thrombin, a key enzyme in the coagulation process. Calcium ions, represented by Calcium chloride anhydrous, are integral in stabilizing Factor V structure and enhancing its interactions within the coagulation cascade. Similarly, L-α-Lecithin, Egg Yolk, Highly Purified, presented on activated platelets, provides a necessary surface for the assembly and functioning of the prothrombinase complex involving Factor V.

Additionally, several compounds indirectly influence the activation and functionality of Factor V by modulating platelet activity and the coagulation environment. Vitamin K1, essential for post-translational modifications of Factor V, facilitates its functional role in coagulation. Platelet activators like Arachidonic Acid (20:4, n-6), Adenosine-5'-Diphosphate, free acid, Collagen, Ristocetin, (-)-Epinephrine, and 3-(2-Aminoethyl)-1H-indol-5-ol play significant roles in enhancing platelet aggregation and activation, indirectly supporting the activation and functioning of Factor V in the coagulation process. Concanavalin A, through its interaction with cellular carbohydrates, can also influence the presentation and function of Factor V. Furthermore, Prothrombin is a key component in this cascade, with its conversion to thrombin being a critical step that indirectly enhances Factor V activation. Collectively, these Factor V Activators demonstrate the intricate interplay of biochemical factors in the coagulation cascade, highlighting the multi-faceted regulation of Factor V activity crucial for effective hemostasis.

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Thrombin from human plasma

9002-04-4sc-471713
100 U
$235.00
(0)

Thrombin activates Factor V by proteolytic cleavage, converting it into its active form, Factor Va, which is essential for the coagulation cascade.

Calcium chloride anhydrous

10043-52-4sc-207392
sc-207392A
100 g
500 g
$66.00
$262.00
1
(1)

Calcium ions are crucial for the coagulation cascade, stabilizing the structure of Factor V and enhancing its interaction with other coagulation factors.

L-α-Lecithin, Egg Yolk, Highly Purified

8002-43-5sc-203096
250 mg
$135.00
(1)

L-α-Lecithin, Egg Yolk, Highly Purified, presented on the outer leaflet of activated platelet membranes, provides a catalytic surface for the assembly of Factor V into the prothrombinase complex.

Vitamin K1

84-80-0sc-280189
sc-280189A
1 g
5 g
$81.00
$166.00
(0)

Vitamin K1 is essential for the post-translational modification of Factor V, facilitating the gamma-carboxylation of certain glutamic acid residues, which is critical for its function.

Concanavalin A

11028-71-0sc-203007
sc-203007A
sc-203007B
50 mg
250 mg
1 g
$119.00
$364.00
$947.00
17
(2)

Concanavalin A binds to certain carbohydrates on the surface of cells, potentially enhancing the presentation of Factor V on cell surfaces and its participation in the coagulation cascade.

Arachidonic Acid (20:4, n-6)

506-32-1sc-200770
sc-200770A
sc-200770B
100 mg
1 g
25 g
$92.00
$240.00
$4328.00
9
(1)

Arachidonic Acid (20:4, n-6), through its metabolites like thromboxanes, enhances platelet activation and aggregation, indirectly supporting Factor V activation and function.

Adenosine-5′-Diphosphate, free acid

58-64-0sc-291846
sc-291846A
sc-291846B
sc-291846C
sc-291846D
sc-291846E
100 mg
500 mg
1 g
10 g
100 g
500 g
$79.00
$184.00
$348.00
$942.00
$4688.00
$9370.00
1
(0)

Adenosine-5'-Diphosphate, free acid is a potent platelet activator, promoting platelet aggregation and the release of factors that support the activation of Factor V.

Collagen IV

sc-29010
1 mg
$224.00
11
(1)

Collagen exposure leads to platelet adhesion and activation, indirectly facilitating the activation of Factor V through the coagulation cascade.

(−)-Epinephrine

51-43-4sc-205674
sc-205674A
sc-205674B
sc-205674C
sc-205674D
1 g
5 g
10 g
100 g
1 kg
$41.00
$104.00
$201.00
$1774.00
$16500.00
(1)

(-)-Epinephrine, a potent activator of platelets, indirectly supports the activation of Factor V through enhanced platelet activity and aggregation.

3-(2-Aminoethyl)-1H-indol-5-ol

50-67-9sc-298707
1 g
$530.00
3
(0)

3-(2-Aminoethyl)-1H-indol-5-ol, released from activated platelets, contributes to platelet aggregation and vascular tone, indirectly facilitating Factor V activation.