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Merck
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Key Documents

ZRB1972

Sigma-Aldrich

Anti-PSA Antibody, clone 1E10 ZooMAb® Rabbit Monoclonal

enhanced validation
greener alternative

recombinant, expressed in HEK 293 cells

동의어(들):

Prostate-specific antigen;EC:3.4.21.77;PSA;Gamma-seminoprotein; Seminin;Kallikrein-3;P-30 antigen;Semenogelase

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About This Item

UNSPSC 코드:
12352203
NACRES:
NA.43

생물학적 소스

rabbit

Quality Level

재조합

expressed in HEK 293 cells

결합

unconjugated

항체 형태

purified antibody

항체 생산 유형

primary antibodies

클론

1E10, recombinant monoclonal

설명

1E10 Clone

제품 라인

ZooMAb® learn more

형태

lyophilized

분자량

calculated mol wt 28.74 kDa
observed mol wt ~32 kDa

정제법

using Protein A

종 반응성

human

포장

antibody small pack of 25 μL

환경친화적 대안 제품 특성

Waste Prevention
Designing Safer Chemicals
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

향상된 검증

recombinant expression
Learn more about Antibody Enhanced Validation

sustainability

Greener Alternative Product

기술

affinity binding assay: suitable
flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry: suitable
western blot: suitable

동형

IgG

에피토프 서열

Internal

단백질 ID 수납 번호

UniProt 수납 번호

환경친화적 대안 카테고리

배송 상태

ambient

저장 온도

2-8°C

타겟 번역 후 변형

unmodified

유전자 정보

human ... KLK3(354)

일반 설명

We are committed to bringing you greener alternative products, which adhere to one or more of The 12 Principles of Green Chemistry.This antibody is Preservative-free, produced without the harm or sacrifice of animals and exceptionally stable to allow for ambient shipping and storage if needed and thus aligns with "Waste Prevention", "Designing Safer Chemicals" and "Design for Energy Efficiency". Click here for more information.
ZooMAb® antibodies represent an entirely new generation of recombinant monoclonal antibodies.Each ZooMAb® antibody is manufactured using our proprietary recombinant expression system, purified to homogeneity, and precisely dispensed to produce robust and highly reproducible lot-to-lot consistency. Only top-performing clones are released for use by researchers. Each antibody is validated for high specificity and affinity across multiple applications, including its most commonly used application. ZooMAb® antibodies are reliably available and ready to ship when you need them.

특이성

Clone 1E10 is a ZooMAb® Rabbit recombinant monoclonal antibody that specifically detects Prostate-specific antigen (PSA). It targets an epitope within 20 amino acids from the internal region.

면역원

KLH-conjugated linear peptide corresponding to 20 amino acids from the internal region of human Prostate-specific antigen (PSA).

애플리케이션

Quality Control Testing

Evaluated by Western Blotting in Human Prostate tissue lysate.

Western Blotting Analysis: A 1:10,000 dilution of this antibody detected prostate specific antigen (PSA) in Human Prostate tissue lysate.

Tested applications

Affinity Binding Assay: A representative lot of this antibody bound prostate specific antigen (PSA) peptide with a KD of 3.0 x 10-7 in an affinity binding assay.

Immunohistochemistry (Paraffin) Analysis: A 1:1,000 dilution from a representative lot detected prostate specific antigen (PSA) in human prostate tissue sections.

Immunocytochemistry Analysis: A 1:100 dilution from a representative lot detected prostate specific antigen (PSA) in LNCaP cells.

Flow Cytometry Analysis: 0.1 μg from a representative lot detected prostate specific antigen (PSA) in one million LNCap cells.

Note: Actual optimal working dilutions must be determined by end user as specimens, and experimental conditions may vary with the end user

Evaluated by Western Blotting in Human Prostate tissue lysate.

Western Blotting Analysis: A 1:10,000 dilution of this antibody detected PSA in Human Prostate tissue lysate.

표적 설명

Prostate-specific antigen (UniProt: P07288; also known as EC:3.4.21.77, PSA, Gamma-seminoprotein, Seminin, Kallikrein-3, P-30 antigen, Semenogelase) is encoded by the KLK3 (also known as APS) gene (Gene ID: 354) in human. PSA is a single-chain glycoprotein with serine protease activity. It is a member of the kallikrein family that hydrolyzes semenogelin-1 and causes liquefaction of the seminal coagulum. It is expressed mainly in the prostate gland but is also detected in several other tissues. It is synthesized with a signal peptide (aa 1-17) and a propeptide (aa 18-24) that are subsequently cleaved off to produce the mature PSA (aa 25-261). Under normal conditions, it is synthesized as a proantigen (proPSA) by the secretory cells of the prostate glands and is released into the lumen. In the lumen the propeptide moiety is removed to generate active PSA. The active PSA can undergo proteolysis to generate an inactive PSA, of which a small quantity enters the bloodstream and circulates as free PSA. However, the form of PSA can diffuse directly into the circulation where it is binds to 1-antichymotrypsin and 2-macroglobulin. In healthy individuals, the majority of free PSA in the serum reflects the mature protein that has been inactivated by internal proteolytic cleavage. However, free PSA levels are reduced in subjects with prostate cancer. Elevated PSA levels are detected under conditions of prostate cancer, benign prostatic hypertrophy, prostatitis, and advanced age. PSA activity is shown to be inhibited by Zn2+ and this inhibition is relieved by exposure to semenogelins that act as zinc binders. Five isoforms of PSA have been described that are produced by alternative splicing. This ZooMAbZooMAb® recombinant monoclonal antibody, generated by our propriety technology, offers significantly enhanced specificity, affinity, reproducibility, and stability over conventional monoclonals. (Ref.: Hernandez, J., and Thompson, IM. (2004). Cancer. 101(5); 894-904).

물리적 형태

Purified recombinant rabbit monoclonal antibody IgG, lyophilized in PBS, 5% Trehalose, normal appearance a coarse or translucent resin. The PBS/trehalose components in the ZooMAb formulation can have the appearance of a semi-solid (bead like gel) after lyophilization. This is a normal phenomenon. Please follow the recommended reconstitution procedure in the data sheet to dissolve the semi-solid, bead-like, gel-appearing material. The resulting antibody solution is completely stable and functional as proven by full functional testing. Contains no biocide or preservatives, such as azide, or any animal by-products. Larger pack sizes provided as multiples of 25 μL.

재구성

300 μg/mL after reconstitution at 25 μL per vial. Please refer to guidance on suggested starting dilutions and/or titers per application and sample type.

저장 및 안정성

Recommend storage of lyophilized product at 2-8°C; Before reconstitution, micro-centrifuge vials briefly to spin down material to bottom of the vial; Reconstitute each vial by adding 25 μL of filtered lab grade water or PBS; Reconstituted antibodies can be stored at 2-8°C, or -20°C for long term storage. Avoid repeated freeze-thaws.

법적 정보

ZooMAb is a registered trademark of Merck KGaA, Darmstadt, Germany

면책조항

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


시험 성적서(COA)

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