Human lactate dehydrogenase A (LDHA) ELISA kit

Instructions
Code CSB-E17850h
Size 96T,5×96T,10×96T
Trial Size 24T ELISA kits trial application
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Product Details

Target Name lactate dehydrogenase A
Alternative Names Cell proliferation-inducing gene 19 protein ELISA Kit; GSD11 ELISA Kit; L lactate dehydrogenase B chain ELISA Kit; L-lactate dehydrogenase A chain ELISA Kit; Lactate dehydrogenase A ELISA Kit; Lactate dehydrogenase B ELISA Kit; Lactate dehydrogenase c variant 1 ELISA Kit; Lactate dehydrogenase c variant 3 ELISA Kit; Lactate dehydrogenase c variant 4 ELISA Kit; Lactate dehydrogenase C4 ELISA Kit; Lactate dehydrogenase H chain ELISA Kit; Lactate dehydrogenase M ELISA Kit; LDH A ELISA Kit; LDH B ELISA Kit; LDH H ELISA Kit; LDH heart subunit ELISA Kit; LDH M ELISA Kit; LDH muscle subunit ELISA Kit; LDH-A ELISA Kit; LDH-M ELISA Kit; LDH1 ELISA Kit; ldha ELISA Kit; LDHA_HUMAN ELISA Kit; LDHBD ELISA Kit; LDHM ELISA Kit; MS1111 ELISA Kit; PIG19 ELISA Kit; Proliferation inducing gene 19 ELISA Kit; Proliferation-inducing gene 19 ELISA Kit; Renal carcinoma antigen NY REN 46 ELISA Kit; Renal carcinoma antigen NY-REN-59 ELISA Kit; TRG 5 ELISA Kit; TRG5 ELISA Kit
Abbreviation LDHA
Uniprot No. P00338
Species Homo sapiens (Human)
Sample Types serum, plasma, tissue homogenates, cell lysates
Detection Range 31.25 mU/mL-2000 mU/mL
Sensitivity 7.81 mU/Ml
Assay Time 1-5h
Sample Volume 50-100ul
Detection Wavelength 450 nm
Research Area Metabolism
Assay Principle quantitative
Measurement Sandwich
Precision
Intra-assay Precision (Precision within an assay): CV%<8%        
Three samples of known concentration were tested twenty times on one plate to assess.    
Inter-assay Precision (Precision between assays): CV%<10%        
Three samples of known concentration were tested in twenty assays to assess.      
               
Linearity
To assess the linearity of the assay, samples were spiked with high concentrations of human LDHA in various matrices and diluted with the Sample Diluent to produce samples with values within the dynamic range of the assay.  
  Sample Serum(n=4)    
1:1 Average % 88    
Range % 81-92    
1:2 Average % 99    
Range % 94-102    
1:4 Average % 101    
Range % 97-105    
1:8 Average % 94    
Range % 88-98    
Recovery
The recovery of human LDHA spiked to levels throughout the range of the assay in various matrices was evaluated. Samples were diluted prior to assay as directed in the Sample Preparation section.  
 
Sample Type Average % Recovery Range    
Serum (n=5) 93 89-96    
EDTA plasma (n=4) 96 94-98    
               
               
Typical Data
These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.  
 
mU/ml OD1 OD2 Average Corrected    
2000 2.101 1.952 2.027 1.914    
1000 1.676 1.734 1.705 1.592    
500 1.252 1.238 1.245 1.132    
250 0.768 0.758 0.763 0.650    
125 0.566 0.568 0.567 0.454    
62.5 0.328 0.321 0.325 0.212    
31.25 0.179 0.185 0.182 0.069    
0 0.114 0.112 0.113      
Troubleshooting
and FAQs
ELISA kit FAQs
Storage Store at 2-8°C. Please refer to protocol.
Lead Time 3-5 working days

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Target Background

Gene References into Functions
  1. The study reveals that miR-33b plays a suppressive role in the regulation of osteosarcoma cell proliferation through direct targeting LDHA. PMID: 30213286
  2. hCINAP determines self-renewal of colorectal cancer stem cells by facilitating LDHA phosphorylation. PMID: 28516914
  3. the results of the present study demonstrated that miR199a3p can inhibit LDHA expression by downregulating Sp1, and provided mechanistic evidence supporting the existence of a novel miR199a3p/Sp1/LDHA axis and its critical contribution to aerobic glycolysis in testicular cancer cells. PMID: 30015851
  4. High LDHA expression is associated with Non-Small Cell Lung Cancer. PMID: 29321091
  5. This is the first study from this highly prevalent region of Head neck cancer showing that serum LDH could be regarded as a biomarker for malignant and premalignant conditions of the head and neck. PMID: 30197328
  6. High LDH expression is associated with small cell lung cancer. PMID: 29970686
  7. The PFK2 expression along with LDH-4 were observed to be increased ~2-fold (P < 0.001) in 0.5 mM ammonia treated brain slices. PMID: 23703029
  8. miR-199a-3p is a major metabolic regulator in tumor suppression and miR-199a-3p may downregulate metabolic genes (LDHA, PGK1, MCT1, TIGAR) through the transcription factor Sp1. PMID: 27432288
  9. The expression of LDH-5 and hypoxia-inducible factor (HIF) 1alpha in Non-Hodgkin's lymphoma, was examined. PMID: 24086384
  10. Results show that LDHA is highly expressed in triple negative breast cancer (TNBC) and correlated with a poor outcome. Its 3'UTR is targeted by miR-34a. Also, LDHA along with PDL1 seem to act as ceRNAs to promote the expression and function of each other through regulation of miR-34a in TNBC. PMID: 28915924
  11. LDHA siRNA can inhibit cell proliferation, induce apoptosis, reduce invasion and migration in renal cell carcinoma cells. PMID: 27027898
  12. JMJD2A regulated aerobic glycolysis by regulating LDHA expression. Therefore, the novel JMJD2A-LDHA signaling pathway could contribute to the Warburg effects in NPC progression. PMID: 28693517
  13. The present study proved that HIF1/2alpha could activate LDHA expression in human pancreatic cancer cells, and high expression of LDHA promoted the growth and migration of pancreatic cancer cells. PMID: 28193910
  14. Pretreatment LDH levels had noticeable prognostic value in advanced pancreatic ductal adenocarcinoma (PDAC) patients who received subsequent chemotherapy. Tackling elevated LDH levels before the initiation of chemotherapy might be a promising measure for improving overall survival of patients after treatment for their advanced PDAC. PMID: 28056913
  15. Authors demonstrated that knock down of LDHA with siRNA or inhibition of LDHA activity with a LDHA specific inhibitor (FX-11), could sensitize PC-3RR cells to radiotherapy with reduced epithelial-mesenchymal transition, hypoxia, DNA repair ability and autophagy, as well as increased DNA double strand breaks and apoptosis. PMID: 27708237
  16. Taken together, these results indicate that miR-142-3p could act as a tumor suppressor in HCC by targeting LDHA, suggesting new therapeutic targets for HCC treatment. PMID: 29360449
  17. Findings suggest that miR-34b-3 and miR-449a suppress the development of nasopharyngeal carcinoma (NPC) through regulation of glycolysis via targeting lactate dehydrogenase A.(LDHA) and may be potential therapeutic targets for the treatment of NPC. PMID: 27458165
  18. Results provide evidence that miR-200b acts as a tumor suppressor in glioma through the inhibition of LDHA both in vitro and in vivo. PMID: 27374173
  19. our data demonstrate that overexpression of 14-3-3zeta in early stage pre-cancerous breast epithelial cells may trigger an elevated glycolysis and transcriptionally up-regulating LDHA, thereby contributes to human breast cancer initiation. PMID: 27150057
  20. serum lactate dehydrogenase has a role in predicting the outcome of resected gastric cancer and construct prognostic nomograms for risk prediction PMID: 27223065
  21. LDHA phosphorylation and activation provide pro-invasive, anti-anoikis and pro-metastatic advantages to cancer cells, suggesting that Y10 phosphorylation of LDHA may represent a promising therapeutic target and a prognostic marker for metastatic human cancers. PMID: 28218905
  22. miR-30a-5p may function as a tumor suppressor in breast cancer through the inhibition of LDHA expression and glycolysis. PMID: 28461244
  23. Overexpression of LDHA can be a marker of poor prognosis in cholangiocarcinoma patients PMID: 27615379
  24. LDHA-associated lactic acid accumulation in melanomas inhibits tumor surveillance by T and natural killer cells. PMID: 27641098
  25. Data indicate that lactate dehydrogenase A (LDHA) is involved in the transcription of histone 2B gene. PMID: 28257841
  26. LDHA downregulation is involved in the apoptotic effect of diallyl trisulfide in triple-negative breast cancer. PMID: 27566995
  27. this study shows that low levels of LDH correlate to a better anti-CTLA-4 immunotherapy response and survival in advanced melanoma patients PMID: 27728898
  28. alternative isoforms of LDH in cancer cells produce lactic acid, when LDHA is silenced or inhibited PMID: 28314283
  29. Overexpression of PKM2 and LDH5 associates with key clinicopathological features and unfavourable prognosis in tongue squamous cell carcinoma. PMID: 24762230
  30. These results suggest LDH-A and/or lactate as common elements at the cross-road between cancer cell metabolism, tumor progression and inflammation PMID: 27622920
  31. High serum LDH is associated with OS and PFS in patients with urinary system cancer, and it is an effective biomarker of prognosis in patients with urologic cancer. PMID: 27710971
  32. High serum LDH level is associated with cancer. PMID: 27511116
  33. The number of in advanced-stage diffuse large B cell lymphoma patients with elevated serum lactate dehydrogenase who achieved complete response (CR) after R-CHOP in the non autologous hematopoietic stem cell transplantation (ASCT) group was higher than that in the ASCT group. PMID: 27324387
  34. this study shows that elevated serum LDH levels are associated with unfavorable prognosis in nasopharyngeal carcinoma patients treated with intensity-modulated radiotherapy PMID: 26928265
  35. LDHA is a direct target of miR-34a in regulating glucose metabolism and tumor growth in breast cancer. PMID: 26902416
  36. IDO, through GCN2 kinase activation, downregulates the levels of TCRcomplex tchain and cMyc, resulting in the suppression of Tcell proliferation and a reduction in the levels of LDHA and GLS2 PMID: 26647830
  37. Findings provide evidence of the cellular functions of lactate dehydrogenase A in the progression of glioblastoma and suggest that lactate dehydrogenase A might act as a potential therapeutic target for glioblastoma treatment. PMID: 26694942
  38. Reanalysis of genome-wide association study and in vitro validation show that lactate dehydrogenase interacts with branched-chain amino acid metabolism. PMID: 26014429
  39. LDH and complex I play distinct roles in regulating glycolysis and cell proliferation. Inhibition of these two augments synthetic lethality in melanoma. PMID: 26484566
  40. Multivariable analysis showed that combined expression of pyruvate kinase type M2 and lactate dehydrogenase A was an independent poor prognostic marker for survival. PMID: 26989901
  41. Although lactate dehydrogenase A (LDHA) expression varies biphasically during melanoma brain metastasis formation, tumor progression and survival seem to be functionally independent of LDHA. PMID: 25791837
  42. dehydrogenase A negatively regulated by miRNAs promotes aerobic glycolysis and is increased in colorectal cancer. PMID: 26062441
  43. positive relationship between LDH-A expression and CSC/EMT markers was confirmed both in invasive bladder cell line and in 136 MIBC specimens. PMID: 26721441
  44. FOXM1-LDHA signaling functioned as a stimulator of glycolysis and promoted gastric cancer progression. PMID: 26261559
  45. Mammalian photoreceptors contain dimeric and tetrameric PKM2 and LDH-A. This is consistent with the ability to switch between energy production and biosynthesis like a proliferating tissue, possibly due to demands of opsin synthesis. PMID: 26780311
  46. We propose a profibrotic feed forward loop, in which radiation induces LDHA expression and lactate production, which can lead to further activation of TGF-beta to drive the fibrotic process. PMID: 26254422
  47. These results indicate that disrupting SLC2A1, LDHA, or other regulators in cancer cell energetics is a very promising approach for new targeted therapies. PMID: 25838393
  48. High expression of LDHA is associated with gastric cancer. PMID: 25913622
  49. High LDHA expression is associated with tumor progression in prostate cancer. PMID: 25983002
  50. LDHA is downregulated by JQ1, which suppresses tumor growth in ovarian cancer PMID: 25762632

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Involvement in disease Glycogen storage disease 11 (GSD11)
Subcellular Location Cytoplasm
Protein Families LDH/MDH superfamily, LDH family
Database Links

HGNC: 6535

OMIM: 150000

KEGG: hsa:3939

STRING: 9606.ENSP00000445175

UniGene: Hs.2795

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