HSCs begin their life in close contact with osteoblasts located close to the lining of the endosteal cavity. Once differentiated to the pre-pro-B-cell stage, the developing B cells require Which type of signals from the chemokine, which is secreted by a specialized set of stromal cells?

TLS Online TPP Program

#Question id: 32936

#XL - S Microbiology

Decimal reduction time (D-value) is:

TLS Online TPP Program

#Question id: 32937

#XL - S Microbiology

A bacterial culture initially contains 1,000,000 (10⁶) CFU. After 6 minutes of heat treatment at 80°C, the bacterial count decreases to 1,000 (10³) CFU. Calculate the decimal reduction time (D-value) at 80°C.

TLS Online TPP Program

#Question id: 32938

#XL - S Microbiology

Match the following: 

TLS Online TPP Program

#Question id: 32939

#XL - S Microbiology

Which of the following statements regarding microbial control is correct?

TLS Online TPP Program

#Question id: 32940

#XL - S Microbiology

Match the antimicrobial agents in group I with their category/mode of action in group II. 

TLS Online TPP Program

#Question id: 32941

#XL - S Microbiology

The extracellular matrix of a biofilm primarily consists of: