Date published: 2026-1-9

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H2-Kk Activators

H2-Kk, also known as Histocompatibility 2, K region, locus K, is a gene and protein that plays a pivotal role in the immune system of mice. It is part of the major histocompatibility complex (MHC) class I family of genes, which are responsible for presenting antigens (peptides) from intracellular pathogens or abnormal proteins to cytotoxic T cells. H2-Kk specifically serves this function in mice.

The H2-Kk gene encodes a cell surface glycoprotein known as MHC class I molecule H-2Kk, which is expressed on the surface of various cells, including immune cells and other nucleated cells throughout the body. This glycoprotein serves as a key component of the immune system's surveillance mechanism. It binds to antigens from viruses, bacteria, or other pathogens, as well as aberrant proteins from within the cell, and presents them on the cell surface. This presentation allows cytotoxic T cells to recognize and eliminate infected or abnormal cells, contributing to the body's defense against infections and cancers.H2-Kk is highly polymorphic, meaning that there are multiple genetic variants (alleles) of this gene within the mouse population. This polymorphism enables the immune system to recognize a wide range of antigens and ensures immune diversity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Lipopolysaccharide, E. coli O55:B5

93572-42-0sc-221855
sc-221855A
sc-221855B
sc-221855C
10 mg
25 mg
100 mg
500 mg
$98.00
$171.00
$425.00
$1560.00
12
(2)

LPS, a component of the outer membrane of gram-negative bacteria, can upregulate MHC class I molecules by triggering innate immune responses.

Polyinosinic-polycytidylic acid potassium salt

31852-29-6sc-202767
5 mg
$198.00
(1)

Poly(I:C), a synthetic analog of double-stranded RNA, may stimulate H2-Kk expression by mimicking viral infection and activating immune pathways.

Imiquimod

99011-02-6sc-200385
sc-200385A
100 mg
500 mg
$67.00
$284.00
6
(1)

Imiquimod, a Toll-like receptor 7 agonist, potentially enhances H2-Kk expression by stimulating type I interferon production.

Levamisole Hydrochloride

16595-80-5sc-205730
sc-205730A
5 g
10 g
$43.00
$68.00
18
(1)

Levamisole, an immunomodulator, may increase H2-Kk expression through its effects on the immune system, although the exact mechanism is unclear.

Cholecalciferol

67-97-0sc-205630
sc-205630A
sc-205630B
1 g
5 g
10 g
$71.00
$163.00
$296.00
2
(1)

Vitamin D3 may influence H2-Kk expression indirectly through its immunomodulatory effects, impacting antigen presentation.

PGE2

363-24-6sc-201225
sc-201225C
sc-201225A
sc-201225B
1 mg
5 mg
10 mg
50 mg
$57.00
$159.00
$275.00
$678.00
37
(1)

PGE2, an inflammatory mediator, might modulate H2-Kk expression by influencing cytokine production and immune cell activity.

5-Azacytidine

320-67-2sc-221003
500 mg
$280.00
4
(1)

Azacytidine, a nucleoside analog, may affect H2-Kk expression through epigenetic modulation, altering gene expression.

Sodium Butyrate

156-54-7sc-202341
sc-202341B
sc-202341A
sc-202341C
250 mg
5 g
25 g
500 g
$31.00
$47.00
$84.00
$222.00
19
(3)

Sodium Butyrate, a short-chain fatty acid, could influence H2-Kk expression via histone deacetylase inhibition, affecting chromatin structure and gene expression.