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Legumain/Asparaginyl Endopeptidase Antibody [Unconjugated]

Images

 
Western blot shows lysates of human kidney tissue, human heart tissue, and human placenta tissue. PVDF membrane was probed with 1 µg/mL of Goat Anti-Human Legumain/Asparaginyl Endopeptidase Antigen Affinity-purified ...read more
The expression of AEP was higher in diffuse type gastric cancer than that in intestinal type gastric cancerA. AEP expression in intestinal type gastric cancer and diffuse type gastric cancer were detected by western ...read more
Representative sections showing overall higher expression of legumain (diffuse yellowish fluorescence staining) in the untreated (A) versus the Andosan™-treated (B) intestine.Notably, legumain expression was ...read more
AEP and E-cadherin expression were detected both in primary gastric cancer and peritoneal metastatic lociA. The expression of AEP and E-cadherin in primary gastric cancer and metastatic peritoneal loci were firstly ...read more
Genetic Strategies: AEP knockdown and overexpressive vectors were constructed and stably transfected gastric cancer cell linesA. Constructing of the AEP knocked-down lentiviral vector, it was verified by western ...read more
AEP and E-cadherin expression were detected both in primary gastric cancer and peritoneal metastatic lociA. The expression of AEP and E-cadherin in primary gastric cancer and metastatic peritoneal loci were firstly ...read more
Representative sections showing overall higher expression of legumain (diffuse yellowish fluorescence staining) in the untreated (A) versus the Andosan™-treated (B) intestine.Notably, legumain expression was ...read more
AEP knockdown and overexpressive vectors were constructed and stably transfected gastric cancer cell linesA. Constructing of the AEP knocked-down lentiviral vector, it was verified by western blot that AEP was inhibited ...read more
Legumain, cathepsin B and L expressions in cytosolic and membrane fractions of myotubes.Myotubes were treated with (+) or without (−) 30 µM simvastatin for 48 h before subcellular fractionation was performed. One ...read more
Representative sections showing overall higher expression of legumain (diffuse yellowish fluorescence staining) in the untreated (A) versus the Andosan™-treated (B) intestine.Notably, legumain expression was ...read more

Product Details

Summary
Reactivity HuSpecies Glossary
Applications WB, IP
Clonality
Polyclonal
Host
Goat
Conjugate
Unconjugated
Concentration
LYOPH
Validated by:
     

Genetic Strategies

   

Order Details

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Catalog# & Conjugate Size Price
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Legumain/Asparaginyl Endopeptidase Antibody [Unconjugated] Summary

Immunogen
Mouse myeloma cell line NS0-derived recombinant human Legumain/Asparaginyl Endopeptidase
Ile18-Tyr433
Accession # Q99538
Specificity
Detects human Legumain/Asparaginyl Endopeptidase in direct ELISAs and Western blots.
Source
N/A
Isotype
IgG
Clonality
Polyclonal
Host
Goat
Gene
LGMN
Purity Statement
Antigen Affinity-purified
Innovator's Reward
Test in a species/application not listed above to receive a full credit towards a future purchase.

Applications/Dilutions

Dilutions
  • Immunoprecipitation 25 ug/mL
  • Western Blot 1 ug/mL
Reviewed Applications
Read 2 Reviews rated 4.5
using
AF2199 in the following applications:

Publications
Read Publications using
AF2199 in the following applications:

Packaging, Storage & Formulations

Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
  • 12 months from date of receipt, -20 to -70 °C as supplied.
  • 1 month, 2 to 8 °C under sterile conditions after reconstitution.
  • 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Buffer
Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.
Preservative
No Preservative
Concentration
LYOPH
Reconstitution Instructions
Reconstitute at 0.2 mg/mL in sterile PBS.

Notes

This product is produced by and ships from R&D Systems, Inc., a Bio-Techne brand.

Alternate Names for Legumain/Asparaginyl Endopeptidase Antibody [Unconjugated]

  • AEP
  • Asparaginyl Endopeptidase
  • cysteine protease 1
  • Legumain
  • LGMN
  • LGMN1
  • Protease, cysteine 1
  • protease, cysteine, 1 (legumain)
  • PRSC1EC 3.4.22.34

Background

Legumain is a lysosomal cysteine protease whose activity is found in several tissues tested (1, 2). Legumain plays a pivotal role in the endosomal/lysosomal degradation system because the Legumain deficiency causes the accumulation of pro cathepsins B, H and L, another group of lysosomal cysteine proteases (3). Over-expression of Legumain in tumors is significant for invasion/metastasis (4). Also known as Asparaginyl Endopeptidase, it specifically cleaves peptide bonds with Asn at the P1 position. Nevertheless, it also cleaves peptide bonds with Asp at the P1 position. Auto-activation of pro Legumain involves both types of the cleavage, which result in the removal of the pro peptides in both C- and N-termini (5). In addition, Legumain activates pro MMP-2 and processes bacterial antigens for MHC class II presentation and pro thymosin alpha to thymosin alpha 1 and thymosin alpha 11, two acidic peptides with immunoregulatory properties (6‑8). Human Legumain is synthesized as a 433 amino acid precursor with a signal peptide (residues 1‑17). The pro enzyme (residues 18‑433) was expressed with an N-terminal His tag. This activity of Legumain can be inhibited by recombinant human (rh) Cystatin C and rhCystatin E/M and recombinant mouse Cystatin C (R&D Systems, Catalog # 1196‑PI, 1286-PI and 1238-PI, respectively).

  1. Chen, J.-M. et al. (1997) J. Biol. Chem. 272:8090.
  2. Tanaka, T. et al. (1996) Cytogenet. Cell Genet. 74:120.
  3. Shirahama-Noda, K. et al. (2003) J. Biol. Chem. 278:33194.
  4. Liu, C. et al. (2003) Cancer Res. 63: 2957.
  5. Li D.N. et al. (2003) J. Biol. Chem. 278:38980.
  6. Chen, J.M. et al. (2001) Biol. Chem. 382:777.
  7. Schwarz, G. et al. (2002) Biol. Chem. 383:1813.
  8. Sarndeses, C.S. et al. (2003) J. Biol. Chem. 278:13286.

Limitations

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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Publications for Legumain/Asparaginyl Endopeptidase Antibody (AF2199)(28)

We have publications tested in 5 confirmed species: Human, Mouse, Gerbil, Transgenic Mouse, Zebrafish.

We have publications tested in 8 applications: ChIP, ICC, IHC, IHC-Fr, IHC-P, Immunohistochemistry, Immunoprecipitation, Western Blot.


Filter By Application
ChIP
(1)
ICC
(4)
IHC
(4)
IHC-Fr
(1)
IHC-P
(2)
Immunohistochemistry
(1)
Immunoprecipitation
(1)
Western Blot
(14)
All Applications
Filter By Species
Human
(14)
Mouse
(3)
Gerbil
(1)
Transgenic Mouse
(1)
Zebrafish
(1)
All Species
Showing Publications 1 - 10 of 28. Show All 28 Publications.
Publications using AF2199 Applications Species
Wang, J;Yu, H;Li, X;Li, F;Chen, H;Zhang, X;Wang, Y;Xu, R;Gao, F;Wang, J;Liu, P;Shi, Y;Qin, D;Li, Y;Liu, S;Ding, S;Gao, XY;Wang, ZH; A TrkB cleavage fragment in hippocampus promotes Depressive-Like behavior in mice Brain, behavior, and immunity 2024-03-29 [PMID: 38555992] (Immunohistochemistry, Western Blot, Mouse, Transgenic Mouse) Immunohistochemistry, Western Blot Mouse, Transgenic Mouse
Xiaojing Xu, Mengling Liu, Ke Peng, Yiyi Yu, Tianshu Liu Asparaginyl endopeptidase contributes to cetuximab resistance via MEK/ERK signaling in RAS wide-type metastatic colorectal cancer Clinical and Translational Oncology 1/7/2023 [PMID: 36609651]
Y Kovalyova, DW Bak, EM Gordon, C Fung, JHB Shuman, TL Cover, MR Amieva, E Weerapana, SK Hatzios An infection-induced oxidation site regulates legumain processing and tumor growth Nature Chemical Biology, 2022-03-24;0(0):. 2022-03-24 [PMID: 35332331] (IHC, Gerbil) IHC Gerbil
AS Clees, V Stolp, B Häupl, DC Fuhrmann, F Wempe, M Seibert, S Weber, A Banning, R Tikkanen, R Williams, B Brüne, H Serve, F Schnütgen, I von Metzle, N Kurrle Identification of the Cysteine Protease Legumain as a Potential Chronic Hypoxia-Specific Multiple Myeloma Target Gene Cells, 2022-01-15;11(2):. 2022-01-15 [PMID: 35053409] (ICC, Western Blot, Human) ICC, Western Blot Human
ZH Wang, Y Xia, Z Wu, SS Kang, JC Zhang, P Liu, X Liu, W Song, V Huin, CM Dhaenens, SP Yu, XC Wang, K Ye Neuronal ApoE4 stimulates C/EBPbeta activation, promoting Alzheimer's disease pathology in a mouse model Progress in neurobiology, 2021-12-24;209(0):102212. 2021-12-24 [PMID: 34958873] (ChIP, IHC, Human) ChIP, IHC Human
L Cao, C Xu, P Yi, H Li, Y Lin, G Cai, S Wang, D Ou, M Li, J Chen Asparaginyl endopeptidase (AEP) regulates myocardial apoptosis in response to radiation exposure via alterations in NRF2 activation American journal of cancer research, 2021-04-15;11(4):1206-1225. 2021-04-15 [PMID: 33948354] (Western Blot, Human) Western Blot Human
ZH Wang, Y Xia, P Liu, X Liu, L Edgington-, K Lei, SP Yu, XC Wang, K Ye ApoE4 activates C/EBP&beta/&delta-secretase with 27-hydroxycholesterol, driving the pathogenesis of Alzheimer's disease Progress in neurobiology, 2021-03-11;0(0):102032. 2021-03-11 [PMID: 33716161] (ICC, IHC, Western Blot, Human) ICC, IHC, Western Blot Human
Yan Wang, Shilong Zhang, Haiwei Wang, Yuehong Cui, Zhiming Wang, Xi Cheng et al. High Level of Legumain Was Correlated With Worse Prognosis and Peritoneal Metastasis in Gastric Cancer Patients Frontiers in Oncology 7/16/2020 [PMID: 32766126]
de Haan W, Oie CI, Benkheil M et al. Unraveling the transcriptional determinants of Liver Sinusoidal Endothelial Cell specialization Am. J. Physiol. Gastrointest. Liver Physiol. 3/2/2020 [PMID: 32116021]
K Schlegel, K Awwad, RG Heym, D Holzinger, A Doell, S Barghorn, TR Jahn, C Klein, Y Mordashova, M Schulz, L Gasparini N368-Tau fragments generated by legumain are detected only in trace amount in the insoluble Tau aggregates isolated from AD brain Acta Neuropathol Commun, 2019-11-13;7(1):177. 2019-11-13 [PMID: 31722749] (Western Blot, Human, Mouse) Western Blot Human, Mouse
Show All 28 Publications.

Reviews for Legumain/Asparaginyl Endopeptidase Antibody (AF2199) (2) 4.52

Average Rating: 4.5
(Based on 2 reviews)
We have 2 reviews tested in 1 species: Human.

Reviews using AF2199:
Filter by Applications
WB
(2)
All Applications
Filter by Species
Human
(2)
All Species
Images Ratings Applications Species Date Details
Western Blot Legumain/Asparaginyl Endopeptidase AF2199
Enlarge
4
reviewed by:
Verified Customer
WB Human 12/23/2015
View

Summary

ApplicationWestern Blot
Sample TestedHeLa and HEK293 whole cell lysate
SpeciesHuman
LotVCJ0115021
  5
reviewed by:
Verified Customer
WB Human 01/06/2015
View

Summary

ApplicationWestern Blot
Sample TestedSee PMID 22902879
SpeciesHuman

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Recent Reviews

4.5
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Verified Customer
12/23/2015
Application: WB
Species: Human

 
Verified Customer
01/06/2015
Application: WB
Species: Human

Bioinformatics

Gene Symbol LGMN
Uniprot