Recombinant Cytokeratin 20 Antibody - Primary antibody, specific to Cytokeratin 20, Rabbit IgG

Cat. No.: Ab098925
AVAILABLE TO ORDER
GRADE & PURITY Recombinant ? Recombinant — produced via recombinant expression for defined sequence and consistency. Use for reproducible, animal-free proteins of known origin. Validated ? Validated grade — performance confirmed in defined applications before release. Use when you want documented assurance the reagent works as stated. ExactAb™ ? ExactAb™ — Aladdin's antibody line emphasizing precision and validated quality. Use for reliable, specificity-validated antibody applications. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. 0.5 mg/mL
Application
Flow Cytometry, IF/ICC, IHC, IP, WB
Host species
Rabbit
Reactive species
Human
Isotype
Rabbit IgG
Clone Number
RR648
Conjugation
Unconjugated
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10μl
Ab098925-10μl
5
$79.90
50μl
Ab098925-50μl
1
$259.90
100μl
Ab098925-100μl
2
$419.90
1ml
Ab098925-1ml
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$3,399.90
Enter a quantity for the sizes you want to add.
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Why this grade

ExactAb™, Validated, Recombinant, High performance, 0.5 mg/mL ExactAb™,High Performance,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Avoid repeated freezing and thawing Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Rabbit anti Human Cytokeratin 20 Antibody, Recombinant antibody (RR648), could be used for WB, IHC, ICC/IF, Flow and IP.
Application:
WB: 1/5000–1/20000
IHC: 1/800-1/1600
ICC/IF: 1/50-1/2000
Flow: 1/10-1/1000
IP: 1/50
Protein Function
Plays a significant role in maintaining keratin filament organization in intestinal epithelia. When phosphorylated, plays a role in the secretion of mucin in the small intestine.

Specifications

Product Name
Recombinant Cytokeratin 20 Antibody - Primary antibody, specific to Cytokeratin 20, Rabbit IgG
Synonyms
CD20 antibody | CK 20 antibody | CK-20 antibody | CK20 antibody | Cytokeratin-20 antibody | Cytokeratin20 antibody | K1C20_HUMAN antibody | K20 antibody | KA20 antibody | Keratin 20 antibody | keratin 20, type I antibody | keratin 21, rat, homolog of anti
Specifications & Purity
ExactAb™, Validated, Recombinant, High performance, 0.5 mg/mL
Host species
Rabbit
Specificity
Cytokeratin 20
Immunogen
A synthetic peptide corresponding to residues on the C-terminus of human Cytokeratin 20.
Positive Control
WB: HT-29 cell lysate. IHC: Colonic adenocarcinoma tissue. Flow: HT-29 cells. ICC/IF: HT-29 cells. IP: HT-29 whole cell lysate.
Conjugation
Unconjugated
Grade
ExactAb™, High Performance, Recombinant, Validated
Isotype
Rabbit IgG
SDS-PAGE
150 kDa
Purification Method
Protein A purified
Concentration
0.5 mg/mL
Storage and Shipping
Shape
Liquid
Storage
Store at -20°C,Avoid repeated freezing and thawing
Shipped In
Ice chest + Ice pads
Stability And Storage
Store at 4°C short term (1-2 weeks). Store at -20°C long term (24 months). Upon receipt, it is recommended to aliquot. Avoid freeze/thaw cycle.
Images

Recombinant ACTA2 Antibody (Ab088446) - Western Blot
All lanes: Recombinant Cytokeratin 20 Antibody (Ab098925) at 1/1000 dilution
Samples: Lysates at 20 µg per lane
Secondary: Goat Anti-Rabbit IgG H&L (HRP) (Ab170144) at 1/20000 dilution

Predicted band size: 49 kDa
Observed band size: 46 kDa
Exposure time: 0.1 s

Recombinant Cytokeratin 20 Antibody (Ab098925) - IF/ICC
Recombinant Cytokeratin 20 Antibody (Ab098925) staining Cytokeratin 20 in HT-29 cells by IF/ICC (Immunocytochemistry/immunofluorescence). Cells were fixed with paraformaldehyde, permeabilized with 0.1% Triton X-100 and blocked with 10% goat serum for half an hour at room temperature. Samples were incubated with Recombinant Cytokeratin 20 Antibody (Ab098925) (1/200) at 4°C. An AF488-conjugated Goat Anti-Rabbit IgG polyclonal was used as the secondary antibody (1/500).

Recombinant Cytokeratin 20 Antibody (Ab098925) - Flow Cytometry
Overlay histogram showing HT-29 cells stained with Recombinant Cytokeratin 20 Antibody (Ab098925) (Red). The cells were fixed with 4% paraformaldehyde (10 min) and then permeabilized with 0.1% TritonX-100 for 15 min. The cells were then incubated in Recombinant Cytokeratin 20 Antibody (Ab098925) (1/1000 dilution) in 1x PBS/1% BSA for 30 min at 4°C. The secondary antibody used was a Goat Anti-Rabbit AF488 (IgG H+L) at 1/2000 dilution for 20 min at 4°C. Unlabeled sample (Blue) was used as a control.

Recombinant Cytokeratin 20 Antibody (Ab098925) - IHC
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of colonic adenocarcinoma tissue labelling Cytokeratin 20 with Recombinant Cytokeratin 20 Antibody (Ab098925) at 1/800. Heat mediated antigen retrieval was performed using Tris/EDTA buffer pH 9.0.

Recombinant Cytokeratin 20 Antibody (Ab098925) - IP
Cytokeratin 20 was immunoprecipitated from 0.5 mg of HT-29 lysate with Recombinant Cytokeratin 20 Antibody (Ab098925) at 1/50 dilution.
2nd Ab: G&R HRP for IP 1/500

Lane 1: Recombinant Cytokeratin 20 Antibody (Ab098925) IP in HT-29 whole cell lysate
Lane 2: PBS instead of Recombinant Cytokeratin 20 Antibody (Ab098925) in HT-29 whole cell lysate
Lane 3: HT-29 whole cell lysate, 10 μg (input)

Exposure: 30.0 s.

Application
ApplicationDilution info
IP

1/50

WB

1/5000 - 1/20000

IHC

1/800 - 1/1600

Flow Cytometry

1/10-1/1000

IF/ICC

1/50-1/2000

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Associated Targets(Human)
KRT20 Tbio Keratin, type I cytoskeletal 20 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
ZJ24F0911326Certificate of AnalysisJul 10, 2026 Ab098925
ZJ23F1001219Certificate of AnalysisOct 10, 2023 Ab098925
ZJ23F1001218Certificate of AnalysisOct 10, 2023 Ab098925
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View Recombinant grade guide → View Validated grade guide → View ExactAb™ grade guide → View High Performance grade guide →

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