Ugrás a tartalomra
Merck

C1740

Sigma-Aldrich

Complement component C1q from human serum

≥95% (SDS-PAGE)

Szinonimák:

C1q from human serum

Bejelentkezésa Szervezeti és Szerződéses árazás megtekintéséhez


About This Item

CAS-szám:
MDL-szám:
UNSPSC kód:
12352202
NACRES:
NA.61

biológiai forrás

human

Minőségi szint

Teszt

≥95% (SDS-PAGE)

form

liquid

technika/technikák

activity assay: suitable

UniProt elérési szám

kiszállítva

dry ice

tárolási hőmérséklet

−70°C

Géninformáció

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Általános leírás

C1q, together with C1r and C1s, in the ratio of 1:2:2, form the C1 complex which is the first component of the classical complement pathway. C1q is composed of 18 polypeptide chains (six A, six B, six C) (MW 460 kDa). All contain an 81-aa collagen-like region composed of (Gly-Xaa-Yaa) repeating sequences close to the N-terminus. Three chains (A1B1C1) form a triple helix with the C-terminus forming the globular heads which may be structurally and functionally distinct domains.

Alkalmazás

Complement component C1q is an important regulator factor for platelet activation. This has been a topic for research, as platelet-leukocyte aggregates play an important role in inflammatory conditions such as coronary heart disease. In particular, C1q has been shown to inhibit collagen induced aggregation and enhance production of reactive oxygen species (ROS).

Biokémiai/fiziológiai hatások

C1q deficiency, either because of rare homozygous genetic defect, or transcriptional/translational defects, is almost certainly a cause of systemic lupus erythematosus (SLE). The three C1q subunits are expressed through a novel mechanism of transcriptional synchronization.

Fizikai forma

Supplied as a solution in 10 mM HEPES, 300 mM NaCl, pH 7.2

Tárolási osztály kódja

10 - Combustible liquids

WGK

WGK 3

Lobbanási pont (F)

Not applicable

Lobbanási pont (C)

Not applicable


Analitikai tanúsítványok (COA)

Analitikai tanúsítványok (COA) keresése a termék sarzs-/tételszámának megadásával. A sarzs- és tételszámok a termék címkéjén találhatók, a „Lot” vagy „Batch” szavak után.

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Az Ön által nemrégiben megvásárolt termékekre vonatkozó dokumentumokat a Dokumentumtárban találja.

Dokumentumtár megtekintése

Christian S Lobsiger et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(46), E4385-E4392 (2013-10-31)
Accumulating evidence from mice expressing ALS-causing mutations in superoxide dismutase (SOD1) has implicated pathological immune responses in motor neuron degeneration. This includes microglial activation, lymphocyte infiltration, and the induction of C1q, the initiating component of the classic complement system that
Kusumam Joseph et al.
The Journal of biological chemistry, 288(18), 12753-12765 (2013-03-16)
Uncontrolled activation of the alternative complement pathway (AP) is thought to be associated with age-related macular degeneration. Previously, we have shown that in retinal pigmented epithelial (RPE) monolayers, oxidative stress reduced complement inhibition on the cell surface, resulting in sublytic
Brian D Tait et al.
Transplantation, 95(1), 19-47 (2012-12-15)
The introduction of solid-phase immunoassay (SPI) technology for the detection and characterization of human leukocyte antigen (HLA) antibodies in transplantation while providing greater sensitivity than was obtainable by complement-dependent lymphocytotoxicity (CDC) assays has resulted in a new paradigm with respect
Maria Del Pilar Martinez Viedma et al.
F1000Research, 8, 1875-1875 (2020-03-27)
Background: Global outbreaks caused by emerging or re-emerging arthropod-borne viruses (arboviruses) are becoming increasingly more common. These pathogens include the mosquito-borne viruses belonging to the Flavivirus and Alphavirus genera. These viruses often cause non-specific or asymptomatic infection, which can confound
Inbal Farkash et al.
Cell reports, 37(11), 110114-110114 (2021-12-10)
Messenger RNA-based vaccines against COVID-19 induce a robust anti-SARS-CoV-2 antibody response with potent viral neutralization activity. Antibody effector functions are determined by their constant region subclasses and by their glycosylation patterns, but their role in vaccine efficacy is unclear. Moreover

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