CancerCancer is a group of many related diseases that begin in cells, the body\'s basic building blocks. The body is made up of many types of cells. Normally cells grow and divide to produce more cells as they are needed to keep the body healthy. Sometimes, this orderly process goes wr...
Scientists studied the fish's blood and measured its freezing point.The fish were taken from seawater that had a temperature of1.88℃and many tiny pieces of ice floating in it. The blood of the fish did not begin to freeze until its temperature was lowered to2.05℃. That small ...
Silent or mild disease is common in patients with celiac disease, who may still possess bone disease related to the condition. The skeletal sites most often measured are the lumbar spine or total body. For total body imaging it is generally considered that the skull should be excluded from ...
We recommend that patients undergoing immunosuppressive treatments for hematological malignancies should undergo HBV screening. In case of serological sign(s) of current or past infection with the virus, appropriate therapeutic or preventive strategies are suggested, according to both virological categories, ...
The AIDS model Any discussion of recent EIs must begin with the human immuno- deficiency virus (HIV) that causes AIDS. HIV has so far infected more than 60 million people worldwide33. Before jumping to humans an estimated 60–70 years ago34, perhaps as a consequence of the con- sumption...
Given that more than 65% of infectious diseases that affect humans originate from other animals,the most logical way to stop them would,be to locate the source.However,studying wildlife for clues about the origin of the next epidemic(流行病)is like looking for a needle in a haystack.As a ...
Shaman says what w e know for certain about cli mat e chang e is that it will mak e it harder to predic t wher e diseas e outbreaks will pop up.(1) How does climat e chang e affect th e spr e a d o f diseas e according to Fair? A. By breaking animals\ habits B. By...
As a consequence of adaptive immune memory, if an infectious agent makes a second attempt to infect a host, pathogen-specific memory T cells, memory B cells, and antibodies will mount a secondary immune response that is much more rapid and intense than the initial, primary response and, thus...
This has led to extreme distortions of the so-called population pyramids that no longer look like such but begin to almost resemble cylinders. As a consequence of this "overaging" of the population, diseases that are associated with age have become much more common than before. It was thus ...
These factors also suggest that it may be prudent to defer all but the most emergent surgery in patients just beginning treatment for BOOP. A review of recent radiographs and spirometry, along with a history and physical examination, will typically provide enough information as to whether the ...