Neutrophils are the most common type of white blood cell, comprising about 50-70% of all white blood cells. They are phagocytic, meaning that they can ingest other cells, though they do not survive the act. Neutrophils are the first immune cells to arrive at a site of infection, through a process known as chemotaxis.
One of the basic theories stipulates that increasing interest rates raise consumers' and manufacturers' costs, which, in turn, reduces the amount of time and money people spend driving. Less people on the road translates to less demand for oil, which can cause oil prices to drop.
mic Listen to the podcast: Rising prices for crude oil and gasoline have alarmed many consumers and put President Bush and other U.S. politicians in a position where they feel they have to do something â anything â in response, especially in an election year.Itâs clear that some part of the rise in prices is from the demand side as opposed to the supply side â and thatâs an important distinction. Traditionally, we think of an OPEC supply-side shock where prices go up because supply is restricted.