Antibody data
- Antibody Data
- Antigen structure
- References [6]
- Comments [0]
- Validations
- Western blot [1]
- Immunocytochemistry [1]
- Immunohistochemistry [1]
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Validation data
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- Product number
- 11342-1-AP - Provider product page

- Provider
- Proteintech Group
- Proper citation
- Proteintech Cat#11342-1-AP, RRID:AB_2132771
- Product name
- KRT81 antibody
- Antibody type
- Polyclonal
- Description
- KRT81 antibody (Cat. #11342-1-AP) is a rabbit polyclonal antibody that shows reactivity with human, mouse, rat and has been validated for the following applications: IF, IHC, IP, WB, ELISA.
- Reactivity
- Human, Mouse, Rat
- Host
- Rabbit
- Conjugate
- Unconjugated
- Isotype
- IgG
- Vial size
- 20ul, 150ul
Submitted references KRT81 promotes metastasis of colorectal cancer by acting as a protein scaffold for ezrin.
Ectopic Expression of a Truncated Isoform of Hair Keratin 81 in Breast Cancer Alters Biophysical Characteristics to Promote Metastatic Propensity.
Machine learning-based prognostic model of lactylation-related genes for predicting prognosis and immune infiltration in patients with lung adenocarcinoma.
Single-cell data analysis of malignant epithelial cell heterogeneity in lung adenocarcinoma for patient classification and prognosis prediction.
A Preclinical Trial and Molecularly Annotated Patient Cohort Identify Predictive Biomarkers in Homologous Recombination-deficient Pancreatic Cancer.
Hair keratin KRT81 is expressed in normal and breast cancer cells and contributes to their invasiveness.
Huang M, Xie W, Wu M, Ou Z, Li C, Ji S, Liu W, Zhi M, Chen D
Oncogene 2026 Feb;45(3):459-475
Oncogene 2026 Feb;45(3):459-475
Ectopic Expression of a Truncated Isoform of Hair Keratin 81 in Breast Cancer Alters Biophysical Characteristics to Promote Metastatic Propensity.
Kang DS, Moriarty A, Wang YJ, Thomas A, Hao J, Unger BA, Klotz R, Ahmmed S, Amzaleg Y, Martin S, Vanapalli S, Xu K, Smith A, Shen K, Yu M
Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2024 Feb;11(5):e2300509
Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2024 Feb;11(5):e2300509
Machine learning-based prognostic model of lactylation-related genes for predicting prognosis and immune infiltration in patients with lung adenocarcinoma.
Gao M, Wang M, Zhou S, Hou J, He W, Shu Y, Wang X
Cancer cell international 2024 Dec 18;24(1):400
Cancer cell international 2024 Dec 18;24(1):400
Single-cell data analysis of malignant epithelial cell heterogeneity in lung adenocarcinoma for patient classification and prognosis prediction.
Ran X, Tong L, Chenghao W, Qi L, Bo P, Jiaying Z, Jun W, Linyou Z
Heliyon 2023 Sep;9(9):e20164
Heliyon 2023 Sep;9(9):e20164
A Preclinical Trial and Molecularly Annotated Patient Cohort Identify Predictive Biomarkers in Homologous Recombination-deficient Pancreatic Cancer.
Wang Y, Park JYP, Pacis A, Denroche RE, Jang GH, Zhang A, Cuggia A, Domecq C, Monlong J, Raitses-Gurevich M, Grant RC, Borgida A, Holter S, Stossel C, Bu S, Masoomian M, Lungu IM, Bartlett JMS, Wilson JM, Gao ZH, Riazalhosseini Y, Asselah J, Bouganim N, Cabrera T, Boucher LM, Valenti D, Biagi J, Greenwood CMT, Polak P, Foulkes WD, Golan T, O'Kane GM, Fischer SE, Knox JJ, Gallinger S, Zogopoulos G
Clinical cancer research : an official journal of the American Association for Cancer Research 2020 Oct 15;26(20):5462-5476
Clinical cancer research : an official journal of the American Association for Cancer Research 2020 Oct 15;26(20):5462-5476
Hair keratin KRT81 is expressed in normal and breast cancer cells and contributes to their invasiveness.
Nanashima N, Horie K, Yamada T, Shimizu T, Tsuchida S
Oncology reports 2017 May;37(5):2964-2970
Oncology reports 2017 May;37(5):2964-2970
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Supportive validation
- Submitted by
- Proteintech Group (provider)
- Main image

- Experimental details
- HEK-293 cells were subjected to SDS PAGE followed by western blot with 11342-1-AP(KRT81 antibody) at dilution of 1:300
- Sample type
- cell line
Supportive validation
- Submitted by
- Proteintech Group (provider)
- Main image

- Experimental details
- Immunofluorescent analysis of HepG2 cells, using KRT81 antibody 11342-1-AP at 1:25 dilution and Rhodamine-labeled goat anti-rabbit IgG (red).
- Sample type
- cell line
Supportive validation
- Submitted by
- Proteintech Group (provider)
- Main image

- Experimental details
- Immunohistochemical of paraffin-embedded human colon cancer using 11342-1-AP(KRT81 antibody) at dilution of 1:50 (under 10x lens)
- Sample type
- tissue