Seniors and Depression: The difference between depression and dementia. Depression is a mood disorder; dementias like Alzheimerâs disease, can have similar symptoms but they are different illnesses and have different treatment plans.
From a synthesis standpoint, nanotechnologies can be classified as variations of bottom-up technologies, such as self-assembly, or top-down technologies, such as lithographic methods (Box 1). Many nanotechnologies combine aspects of both strategies.
Histotechnology is the scientific discipline that studies organs and tissues of the body including their preparation for viewing under a microscope. This technology integrates biology, chemistry, histochemistry and immunology in order to identify tissue and cell types as well as microorganisms and pigments.