Assays  
 
 
 
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Bioprocess Assays
   

Biopharmaceutical products from recombinant DNA can be contaminated with components of the host cell system used to manufacture the drug. Even after multiple purification steps, significant levels of those impurities can be present. Although low levels of most contaminants may be inconsequential, patient safety importance requires that they be eliminated or reduced to the lowest levels to avoid problems such as adverse immune reactions. Impurities can have significant cost implications in drug development and manufacture. Failure to identify and remove these impurities early in drug development may lead to reduced drug efficacy or adverse patient reactions that could delay release or kill a promising drug candidate. Reducing contaminates to very low levels necessitates multiple purification steps that reduce product yield.

 

Recombinant pharmaceutical products can be contaminated by residual host cell proteins (HCPs) or other carry over contaminants. It is essential part of manufacturing of biopharmaceuticals to monitor these contaminants.

 

Host cell proteins produced by the host cell during cell culturing or fermentation can cause an immune response in patients. Their composition is extremely heterogeneous and dependent on the protein product and down-stream purification procedure used. The level of contaminating host cell proteins in the biopharmaceutical product must be quantitatively measured.

“KRIBIOLISA” is the bioprocess contamination products range from KRISHGEN BIOSYSTEMS, India. These are generic ELISA in 96 well format with convenience of break-apart strips.

Key Features
• Indian Manufactured – priced competitively; available with shorter lead times & good product support.
• ELISA with 8 x 12 break-apart strips
• Simple procedural steps for running the Assay.
• Results available within 3 hours hands-on time.

Products :


E-coli HCP ELISA
Pichia Pastoris HCP ELISA
CHO HCP ELISA

HSA ELISA
Protein A ELISA
SP 2/0 HCP ELISA  ***
Ovalbumin ELISA  *** 
IgG ELISA  
IgA ELISA 

Bovine Serum Albumin ELISA  ***

*** coming soon

 

 

 

 

 

 

 

 

 

 

 

 

 

Host Cell Proteins in CHO Cells

 

Bio Assays  

 

A wide range of analytical procedures are required today to adequately characterize biological products including its complexity for structure and function. Physicochemical techniques provide little, if any, information regarding the potency of biologicals. Therefore, the development and analysis of biological assays that measure the ability of a material to elicit a function are essential to successful product development. It is necessary to design and execute bioassays to reduce variability as much as possible whilst enabling statistically valid measures of the reproducibility of potency estimates.

 

We are pleased to offer the first of products under development for measurement of these biological products.

 

Products :


EPO ELISA

 

 

Human EPO

 
 
     
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