Date published: 2026-6-1

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Siglec-1 Activators

Siglec-1 activators comprise a diverse group of chemicals that either directly engage Siglec-1 or indirectly modulate its activity by influencing cellular processes involved in immune responses. Cholesterol promotes Siglec-1 activation by enhancing lipid raft formation, facilitating receptor-ligand interactions critical for immune modulation. Sialic acid, acting as a direct ligand, triggers Siglec-1 activation, initiating downstream signaling events that regulate immune responses and cellular interactions. Mannose and N-Acetylglucosamine serve as ligands for Siglec-1, directly activating the receptor and modulating immune-related signaling pathways. Dextran sulfate mimics sialylated ligands, activating Siglec-1 and influencing immune-related processes. Lipopolysaccharide (LPS) indirectly activates Siglec-1 by initiating immune responses through Toll-like receptors, impacting Siglec-1 expression and function.

Ceramide influences Siglec-1 by modulating membrane microdomains, affecting receptor organization and ligand interactions. Fucoidan, resembling sialic acid-containing molecules, binds to Siglec-1, leading to receptor activation and modulation of immune-related signaling pathways. Trehalose 6,6'-dimycolate and β-Glucans indirectly activate Siglec-1 by engaging with receptors and influencing Siglec-1 expression and function in immune responses. Fucose serves as a ligand, directly activating Siglec-1 and initiating downstream signaling events involved in immune regulation. Polymyxin B indirectly modulates Siglec-1 by engaging with Toll-like receptors, impacting Siglec-1 expression and function in immune responses. These diverse Siglec-1 activators showcase the receptor's involvement in immune modulation and cellular recognition processes, emphasizing the intricate network of interactions and signaling pathways that contribute to Siglec-1 activation and its role in immune responses.

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Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Cholesterol

57-88-5sc-202539C
sc-202539E
sc-202539A
sc-202539B
sc-202539D
sc-202539
5 g
5 kg
100 g
250 g
1 kg
25 g
$27.00
$2809.00
$129.00
$210.00
$583.00
$88.00
11
(1)

Cholesterol activates Siglec-1 by promoting lipid raft formation. Cholesterol enhances the clustering of Siglec-1 on the cell membrane, facilitating its interaction with sialylated ligands and modulating downstream signaling pathways involved in immune responses.

N-Acetylneuraminic acid

131-48-6sc-281055A
sc-281055
sc-281055D
sc-281055B
sc-281055C
1 g
5 g
25 g
100 g
250 g
$84.00
$156.00
$326.00
$572.00
$1363.00
(1)

N-Acetylneuraminic acid activates Siglec-1 by serving as a ligand for the receptor. The binding of N-Acetylneuraminic acid to Siglec-1 triggers receptor activation, leading to downstream signaling events involved in the regulation of immune responses and cellular interactions.

D-Mannose

3458-28-4sc-211180
sc-211180A
100 g
250 g
$103.00
$161.00
1
(1)

Mannose activates Siglec-1 by acting as a ligand that binds to the receptor. This interaction induces conformational changes in Siglec-1, initiating downstream signaling pathways involved in immune modulation and cellular recognition processes.

Dextran Sulfate, Sodium Salt MW ~500,000

9011-18-1sc-203917
sc-203917A
sc-203917B
sc-203917C
10 g
50 g
100 g
1 kg
$57.00
$166.00
$374.00
$3131.00
7
(2)

Dextran sulfate activates Siglec-1 by mimicking sialylated ligands. The structural similarity of dextran sulfate to sialic acid-containing molecules allows it to interact with Siglec-1, leading to receptor activation and modulation of immune-related signaling pathways.

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)

Lipopolysaccharide (LPS) indirectly activates Siglec-1 by inducing immune responses. LPS engages with Toll-like receptors, initiating downstream signaling cascades that can influence Siglec-1 expression and function, thereby modulating immune reactions and cellular responses.

C2 Ceramide

3102-57-6sc-201375
sc-201375A
5 mg
25 mg
$124.00
$460.00
12
(1)

Ceramide activates Siglec-1 by modulating lipid composition. Ceramide influences membrane microdomains, affecting the organization of Siglec-1 on the cell surface and facilitating its interaction with ligands, resulting in the modulation of immune responses.

N-Acetyl-D-glucosamine

7512-17-6sc-286377
sc-286377B
sc-286377A
50 g
100 g
250 g
$94.00
$162.00
$306.00
1
(0)

N-Acetylglucosamine activates Siglec-1 by serving as a ligand for the receptor. The binding of N-Acetylglucosamine to Siglec-1 initiates receptor activation and downstream signaling pathways, contributing to the regulation of immune responses and cellular recognition.

Fucoidan

9072-19-9sc-255187
sc-255187A
5 g
10 g
$190.00
$318.00
7
(1)

Fucoidan activates Siglec-1 by interacting with sialylated ligands. Fucoidan, resembling the structure of sialic acid-containing molecules, binds to Siglec-1, leading to receptor activation and modulation of downstream signaling pathways involved in immune responses.

b-Glucan, Saccharomyces cerevisiae

9012-72-0sc-203832
25 mg
$307.00
(0)

β-Glucans activate Siglec-1 by modulating immune responses. These polysaccharides engage with receptors, initiating signaling cascades that can influence Siglec-1 expression and function, thereby modulating immune reactions and cellular recognition processes.

L-(−)-Fucose

2438-80-4sc-221792
sc-221792A
sc-221792B
sc-221792C
10 mg
5 g
50 g
100 g
$31.00
$153.00
$454.00
$840.00
(1)

Fucose activates Siglec-1 by serving as a ligand for the receptor. The binding of fucose to Siglec-1 triggers receptor activation, leading to downstream signaling events involved in the regulation of immune responses and cellular interactions.