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Lin28B Antibody – Rabbit Monoclonal

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS179485

Suppressor of microRNA (miRNA) biogenesis, including that of let-7 and possibly of miR107, miR-143 and miR-200c. Binds primary let-7 transcripts (pri-let-7), including pri-let-7g and pri-let-7a-1, and sequester them in the nucleolus, away from the… More details

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Product Overview

Online Datasheet in PDF
Product Name
Lin28B, Monoclonal Antibody
Full Product Name
Anti-Lin28B Rabbit Monoclonal Antibody
Product Gene Name
Product Synonym Names
Protein lin-28 homolog B; Lin-28B; LIN28B; CSDD2
Clonality
Monoclonal
Host
Rabbit
Species Reactivity
Human
Form/Format
Liquid
Purity/Purification
Affinity-chromatography
Preparation and Storage
Store at -20 degree C for one year. After reconstitution, at 4 degree C for one month. It can also be aliquotted and stored frozen at -20 degree C for a longer time. Avoid repeated freezing and thawing.
Molecular Weight
27084 MW
OMIM
DQ127228 mRNA
3D Structure
ModBase 3D Structure for Q6ZN17
Immunogen
A synthesized peptide derived from human Lin28B
Subcellular Localization
Nucleus. Nucleus, nucleolus. Cytoplasm. Predominantly nucleolar (PubMed: 22118463). In Huh7 cells, predominantly cytoplasmic, with only a subset of cells exhibiting strong nuclear staining; however, the specificity of the polyclonal antibody used in these experiments has not been not documented (PubMed: 16971064).
Tissue Specificity
Expressed at high levels in the placenta and, at mucher lower, in testis and fetal liver (PubMed: 16971064). Isoform 1 is only detected in placenta and in moderately and poorly differentiated hepatocellular carcinoma cells (at protein level). Isoform 2 is detected in fetal liver, non-tumor liver tissues, as well as well-differentiated tumor tissues (at protein level). Tends to be up-regulated in triple-negative (ER-,PR-,HER2-) breast tumors, as well as in liver, ovarian, and thyroid carcinomas (PubMed: 22118463).
Contents
Rabbit IgG in phosphate buffered saline, pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
ISO Certification
Manufactured in an ISO 13485:2003 and EN ISO 13485:2012 Certified Laboratory.
Applications Tested/Suitable for anti-Lin28B antibody
Flow Cytometry (FC/FACS), Immunoprecipitation (IP), Immunofluorescence (IF), Immunocytochemistry (ICC), Western Blot (WB)
Application Notes for anti-Lin28B antibody
WB: 1:500-1:2000
ICC/IF: 1:100-1:500
IP: 1:50
FC/FACS: 1:100

Western Blot (WB) of anti-Lin28B antibody

Western blot analysis of Lin28B expression in K562 cell lysate (MBS179485).
Electrophoresis was performed on a 5-20% SDS-PAGE gel at 70V (Stacking gel) / 90V (Resolving gel) for 2-3 hours. The sample well of each lane was loaded with 50ug of sample under reducing conditions.
After Electrophoresis, proteins were transferred to a Nitrocellulose membrane at 150mA for 50-90 minutes. Blocked the membrane with 5% Non-fat Milk/ TBS for 1.5 hour at RT. The membrane was incubated with rabbit anti-LIN28B monoclonal antibody overnight at 4 degree C, then washed with TBS-0.1%Tween 3 times with 5 minutes each and probed with a goat anti-rabbit IgG-HRP secondary antibody at a dilution of 1:10000 for 1.5 hour at RT. The signal is developed using an Enhanced Chemiluminescent detection (ECL) kit with Tanon 5200 system. A specific band was detected for LIN28B
Rabbit Anti-Lin28B Monoclonal Antibody – Cat# MBS179485

Other Notes

Small volumes of anti-Lin28B antibody vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for Lin28B purchase

MBS179485 is an antibody targeting Lin28B. Also known as Anti-Lin28B Rabbit Monoclonal Antibody. Reactive in Human. Host: Rabbit.

Additional Details

NCBI/Uniprot data below describe general gene information for Lin28B. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
GenBank Nucleotide #
NCBI Official Full Name
protein lin-28 homolog B
NCBI Official Synonym Full Names
lin-28 homolog B
NCBI Official Symbol
LIN28B
NCBI Official Synonym Symbols
CSDD2
UniProt Protein Name
Protein lin-28 homolog B
Protein Family
UniProt Gene Name
LIN28B
UniProt Synonym Gene Names
CSDD2; Lin-28B
NCBI Protein Information
protein lin-28 homolog B

NCBI Summary for Lin28B

The protein encoded by this gene belongs to the lin-28 family, which is characterized by the presence of a cold-shock domain and a pair of CCHC zinc finger domains. This gene is highly expressed in testis, fetal liver, placenta, and in primary human tumors and cancer cell lines. It is negatively regulated by microRNAs that target sites in the 3' UTR, and overexpression of this gene in primary tumors is linked to the repression of let-7 family of microRNAs and derepression of let-7 targets, which facilitates cellular transformation. [provided by RefSeq, Jun 2012]
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UniProt Comments for Lin28B

Suppressor of microRNA (miRNA) biogenesis, including that of let-7 and possibly of miR107, miR-143 and miR-200c. Binds primary let-7 transcripts (pri-let-7), including pri-let-7g and pri-let-7a-1, and sequester them in the nucleolus, away from the microprocessor complex, hence preventing their processing into mature miRNA (PubMed:22118463). Does not act on pri-miR21 (PubMed:22118463). The repression of let-7 expression is required for normal development and contributes to maintain the pluripotent state of embryonic stem cells by preventing let-7-mediated differentiation. When overexpressed, recruits ZCCHC11/TUT4 uridylyltransferase to pre-let-7 transcripts, leading to their terminal uridylation and degradation (PubMed:19703396). This activity might not be relevant in vivo, as LIN28B-mediated inhibition of let-7 miRNA maturation appears to be ZCCHC11-independent (PubMed:22118463). Interaction with target pre-miRNAs occurs via an 5'-GGAG-3' motif in the pre-miRNA terminal loop. Mediates MYC-induced let-7 repression (). When overexpressed, isoform 1 stimulates growth of the breast adenocarcinoma cell line MCF-7. Isoform 2 has no effect on cell growth.
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

Products associated with anti-Lin28B antibody

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