B

B cells

B cells are the only cells of the immune systems capable of producing antibodies.

Bacteriophage

Bacteriophages are viruses that depend on bacteria as host organisms for their propagation.

Beta-lactamase

Beta-lactamase is an enzyme produced by bacteria, which protects them against the effect of beta-lactam antibiotics.

Biobank

A biobank collects, processes and stores biospecimens under clearly regulated legal and ethical conditions.

Biofilm

A biofilm is a layer of mucus that is produced by microorganisms, which are embedded in this layer themselves. Biofilm-producing bacteria pose a medical problem.

Biomarker

Biomarkers are measurable biological parameters that can be used for the prognosis and diagnosis of diseases, for instance.

Bioprofiling

Bioprofiling is a test method to investigate whether newly detected organisms produce medically relevant substances.

BSL3/BSL4

BSL3 and BSL4 are biosafety levels for handling biological working materials.