Microbiology Answers

what does it mean when a microbiologist says that the Fecal levels observed in patients dosed with 250 mg were at least 1000 fold higher than the MIC90?

1. the semisynthetic methicillin has the advantage of ?
2. today antiserum is used for ?

In the latest stage of a HIV infection a patient is diagnosed with AIDS. An ELISA test shows the
presence of antibodies against the human immunodeficiency virus (HIV) in the patient’s serum.
Why does a patient have an immune deficiency if he or she is making antibodies? Can you please explain this phenomenon to me, I would like to get a clear understanding of this.

Do Elisa, Flow Cytometry and PCR separate molecules by size?

Does a monoclonal antibody have one antigen binding type and many constant regions or one antigen binding type and one constant region?

where are embryonic stem cells found, how are they harvested? where are adult stem cells found, how are they harvested? references?

Hhow would bioluminescence benefit Oyster Mushroom?

Why do bacterial cells need secondary active transport systems that transport sodium ions into and out of the cell?

Why do bacterial cells need secondary active transport systems that transport sodium ions into and out of the cell?

The antibiotic amphotericin B causes leaks in cells by combining with sterols in the plasma membrane. Would you expect to use amphotericin B against a bacterial infection? A fungal infection? Offer a reason why amphotericin B has severe side effects in humans.