| D008875 |
Middle Aged |
An adult aged 45 - 64 years. |
Middle Age |
|
| D001793 |
Blood Preservation |
The process by which blood or its components are kept viable outside of the organism from which they are derived (i.e., kept from decay by means of a chemical agent, cooling, or a fluid substitute that mimics the natural state within the organism). |
Blood Preservations,Preservation, Blood,Preservations, Blood |
|
| D001803 |
Blood Transfusion |
The introduction of whole blood or blood component directly into the blood stream. (Dorland, 27th ed) |
Blood Transfusions,Transfusion, Blood,Transfusions, Blood |
|
| D002859 |
Chromium Isotopes |
Stable chromium atoms that have the same atomic number as the element chromium, but differ in atomic weight. Cr-50, 53, and 54 are stable chromium isotopes. |
Isotopes, Chromium |
|
| D004905 |
Erythrocyte Aging |
The senescence of RED BLOOD CELLS. Lacking the organelles that make protein synthesis possible, the mature erythrocyte is incapable of self-repair, reproduction, and carrying out certain functions performed by other cells. This limits the average life span of an erythrocyte to 120 days. |
Erythrocyte Survival,Aging, Erythrocyte,Survival, Erythrocyte |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|
| D000328 |
Adult |
A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. |
Adults |
|
| D000368 |
Aged |
A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available. |
Elderly |
|
| D000740 |
Anemia |
A reduction in the number of circulating ERYTHROCYTES or in the quantity of HEMOGLOBIN. |
Anemias |
|