You work in a research lab. You are studying a bacteria that…
You work in a research lab. You are studying a bacteria that when exposed to a toxic small molecule “A”, the growth is inhibited for some time (30 – 60 min), and then the bacteria gets adapted to it (responds to the presence of the toxin) and grow again. This may be an example of gene regulation based on the exposure to the toxic small molecule “A”. Propose in some details a mechanism of action for this response to “A”.
Read DetailsA 21-year-old gymnast presents with a gradually developing m…
A 21-year-old gymnast presents with a gradually developing mass on the dorsal aspect of the wrist. The mass increases in size with repetitive wrist extension activities and decreases at rest. It is firm and presents as a fluid-filled cyst (transilluminates). The patient reports mild aching but no neurological deficits. Upon inspection, the patient presents as pictured below: Which of the following findings are MOST consistent with a dorsal wrist ganglion cyst?
Read Details