The vast majority of glucocorticoid activity in most mammals is from cortisol, also known as hydrocortisone. Corticosterone, the major glucocorticoid in rodents, is another glucocorticoid.
Men who test negative for a known breast cancer gene abnormality have the same very low risk of developing breast cancer as men in the general population. Whether you are a woman or a man, testing negative also means that you could not have passed the genetic abnormality on to your children.
1 A negative test result means that your blood does not have antibodies attached to your red blood cells. 2  Indirect Coombs test. 3  A negative test result means that your blood is compatible with the blood you are to receive by transfusion.his is called a negative test result. 1  Direct Coombs test. 2  A negative test result means that your blood does not have antibodies attached to your red blood cells. 3  Indirect Coombs test. 4  A negative test result means that your blood is compatible with the blood you are to receive by transfusion.