Melorheostosis
A rare bone condition that usually begins in childhood and is characterized by thickening of the bones (sclerosis) of a limb. Pain is frequent in the involved limb, and the affected bone can have the appearance of dripping candle wax on an X-ray.
Read Also:
- Membrane
A very thin layer of tissue that covers a ‘surface.
- Meltdown, genetic
A genomic crisis due to an extraordinarily high rate of mutation, a phenomenon known to occur in viruses and perhaps in other organisms. For example, the antiviral agent Ribavirin acts by inducing genomic meltdown. The drug accelerates the already-high mutation rate of RNA viruses, creates a genomic crisis, and destroys the infectivity of the virus. […]
- Membrane attack complex
An abnormal activation of the complement (protein) portion of the blood that forms a cascade reaction and brings blood proteins together, binds them to the cell wall, and then inserts them through the cell membrane. Abbreviated MAC. MAC allows water, ions, and other small molecules to move freely into and out of a cell, and […]
- Membrane metalloendopeptidase
Metallomembrane endopeptidase.
- Median
The middle, as in the median strip in a highway. For example, the median nerve is the nerve the runs through the middle of the wrist.