5 Benefits of Testing with Pooled PBMC

research blog post

1. Eliminate Costly LAL & Rabbit Testing Because their blood clots at the presence of bacterial endotoxins, lysate of horseshoe crab blood (Limulus amoebocyte lysate, LAL) has been used since the 1960s to test pharmaceuticals for substances that can cause fever. The rabbit pyrogen test was more commonly used before the 1960s but is still […]

Ask A Scientist:
How Do I Select a Donor with a Strong Immune Response to Influenza Virus?

ask a scientist

Influenza season is just around the corner. With many Americans expected to seek out the flu vaccination starting in September and October, customers will soon be asking if our donors have received the flu shot or are infected with the flu. We always gather as much information about our donors as possible, and influenza vaccination […]

Ask a Scientist:
How Do I Decode the HLA System?

ask a scientist

Despite being central to adaptive immunity and transplantation, the genetic locus that encodes Human Leukocyte Antigens (HLA) can be confusing to scientists who don’t specialize in it. HLA Background The molecules that belong to the HLA system were first defined using antibodies: the class I antigens (A, B and C) and the class II antigen […]

Functional Testing for T Cell and PBMC Quality Control

research blog post

Proper testing of antigen specific T cells and PBMC is essential to ensure antigen specificity and cell functionality. Whether you’re purchasing human cells for research from a supplier or preparing your own antigen specific T cells or PBMC for experimentation, it’s important to perform the appropriate tests beforehand. At Astarte, we always test our antigen […]

Ask a Scientist:
Why Should I Read the Certificate of Analysis?

ask a scientist

Studying the Certificate of Analysis is a fundamental step to ensuring the immune cell products you purchase are going to be viable, pure, or match the specifications required for your experiment. Let’s face it: even the best purification methods sometimes fail. As a researcher, you need to educate yourself on the purity of the cells […]