radioisotopes is by neutron activation in a nuclear reactor. This involves the capture of a neutron by the nucleus of an atom resulting in an excess of neutrons (neutron rich).
             Molybdenum-99 Used as the 'parent' in a generator to produce technetium-99m, the most widely used isotope in nuclear medicine.
             Technetium-99m Used in to image the skeleton and heart muscle in particular, but also for brain, thyroid, lungs (perfusion and ventilation), liver, spleen, kidney (structure and filtration rate), gall bladder, bone marrow, salivary and lacrimal glands, heart blood pool, infection and numerous s
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