minerals and trace elements can not be synthesised by the body and must be supplied by the food we consume. they have the following main functions: they're components of many enzymes and other proteins such as haemoglobin. they occur as soluble salts controlling the composition of the body's fluids and cells...
during infection. shown on the computer screen are cells infected with a mutant strain of the bacteria legionella pneumophila used in their research....
of fly-ash cenospheres modified with titanium dioxide (cas - - ) / / synthesis, characterization and photocatalytic activity of boron-doped titanium dioxide (cas - - ) nanotubes / / titanium dioxide (cas - - ) nanoparticles induce apoptosis by interfering with egfr signaling in human breast cancer cells...
a true reactivation of youthful cells. this exclusive anti-aging technique allows in-depth redensification of the skin and erases the signs of time. lpg lift delivers micropulsations onto the surface of the skin to stimulate youth cells in-depth, restarting their natural production of collagen and elastin...
cummins is investing in two primary types of fuel cells, proton exchange membrane (pem) and solid oxide fuel cells (sofc), as well as hydrogen production technologies in order to provide a seamless start-to-finish solution to customers. learn more sales & service find a local dealer or distributor request...
the body can make "withdrawals" as needed to keep the amount of calcium in the blood at appropriate levels despite the ever-present challenges of metabolism , stress , and nutritional variations. pth is "a key that unlocks the bank vault" to remove the calcium. pth is secreted primarily by the chief cells...
than second. health and nutrition in the ionic form, zinc is essential for sustaining living organisms. it is estimated that three thousand of the hundreds of thousands of proteins in the human body utilize zinc attached to protein-binding molecules called "prosthetic groups." over a dozen types of cells...
(see also the description under sexual reproduction .) budding some cells split via budding (for example baker's yeast), resulting in a "mother" and "daughter" cell. budding is the formation of a new organism by the protrusion of part of another organism, with the protrusion normally staying attached...
than second. health and nutrition in the ionic form, zinc is essential for sustaining living organisms. it is estimated that three thousand of the hundreds of thousands of proteins in the human body utilize zinc attached to protein-binding molecules called "prosthetic groups." over a dozen types of cells...