nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

In the world of education, the term "Unit" is a methodology that helps the structure of curriculum or the educational program in a long term course and separate specific parts meaning "Competency Unit". "unit" is not looked at as an independent teaching unit without any connection to other units. It is, actually, perceived as a process inseparable of a more widespread competency or a group of m...