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Proteogenix

[Proteogenix] Anti-RBD-1 (Etesevimab) antibody

Cat-No. PTXCOV-A549


Proteogenix는 Primary Antibody Biosimilar - Research Grade 

제품을 전문적으로 생산하는 20년의 경험이 있는 High Quality 제조사입니다.




제품 설명 


Anti-RBD-1 (Etesevimab) antibody

  



제품 번호

 

PTXCOV-A549

 



제품 특징


Product nameAnti-RBD-1 (Etesevimab) antibody
SpeciesHuman
Expression systemMammalian
Molecular weight150kDa
Purity85%
BufferPBS, pH7,5
FormLiquid
Delivery conditionBlue ice (+4°C)
Storage condition4°C for short term; -20°c or -80°C for long term
BrandProteogenix
Aliases /SynonymsCB6 antibody
ReferencePTXCOV-A549
NoteFor research use only. Not suitable for in vitro diagnostic and human use.
IsotypeIgG1
ClonalityMonoclonal Antibody
TargetRBD domain- SARS-CoV2 Spike protein for first type and variants (PX-COV-P046, PX-COV-P052, PX-COV-P056)


Description of Anti-RBD-1 (Etesevimab) antibody

General information on Anti-RBD-1 antibody

Neutralizing antibodies (NAb) have been identified as key molecules for the treatment, prevention and research of COVID-19 disease. However, due to the need to evaluate the neutralization performance of many candidates at an early stage, the development of NAb against pathogens can be a complicated process. Traditional methods of measuring virus neutralization include the use of the time-consuming virus neutralization test (VNT), pseudovirus neutralization test (pVNT), or table reduction neutralization test (PRNT), which requires also the use of facilities with strict pathogenic toxicity. (biosafety level 3). Regarding SAV-CoV-2 (the causative agent of COVID-19 disease), NAb is defined as the interaction between the virus-blocking spike protein (specifically its receptor binding domain (RBD)) and the Ability virus. Specific receptor on the surface of human cells (ACE2). Anti-CoV-RBD (G1) antibodies belong to a unique class of antibodies with neutralizing activity. Recombinant forms of RBD have been used as target antigens to be isolated from the highly diverse human COVID-19 antibody library (LiAb-SFCOVID-19 ™). Additionally, the candidate neutralizing activity is predicted by our SARS-CoV-2 Alternative Virus Neutralization Test (sVNT), which detects antibodies that can effectively compete with ACE2 for the RBD binding pouch. Furthermore, the stability and ease of production of the antibody were verified by producing milligrams in the transient system of mammalian XtenCHO.
The antibody can be used as an effective reaction reagent to study the progression of COVID-19 disease and can be used as a monitoring tool to determine the long and short-term immune development of SARS-CoV-2 in the world population.




QC & Validation Data


SDS-PAGE for Anti-RBD-1 (Etesevimab) antibody

Anti-RBD-1 (Etesevimab) antibody, on SDS-PAGE under reducing and non-reducing conditions. The gel was stained overnight with Coomassie Blue. The purity of the protein is greater than 95%.

Anti-RBD-1 (Etesevimab) antibody binds to RBD Domain in indirect ELISA Assay

Immobilized RBD Domain (cat. No.PX-COV-P046) at 0.5µg/mL (100µL/well) can bind to Anti-RBD-1 (Etesevimab) antibody (cat. No.PTXCOV-A549) in indirect ELISA with Goat Anti-Human IgG secondary antibody coupled with HRP measured by OD450




Publications


  • Efficient Neutralization of SARS-CoV-2 Omicron and Other VOCs by a Broad Spectrum Antibody 8G3,Hang Ma, Chien-Te K. Tseng, Huifang Zong, Yunji Liao, et al., bioRxiv 2022.02.25.482049; doi: https://doi.org/10.1101/2022.02.25.482049




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