The cancer: 1  is found by needle biopsy (done for a high PSA level) or in a small amount of tissue during surgery for other reasons (such as benign prostatic hyperplasia). The PSA level is lower than 10 and the Gleason score is 6 or lower; or. 2  is found in one-half or less of one lobe of the prostate.
Harmless. Black soldier flies (BSF) are a widespread, harmless, and beneficial insect. BSF can not bite or sting, and unlike pest flies, they are not vectors of human diseases.This is due to their unique life cycle.armless. Black soldier flies (BSF) are a widespread, harmless, and beneficial insect. BSF can not bite or sting, and unlike pest flies, they are not vectors of human diseases.
O. volvulus infections are transmitted by small black-flies (sometimes called buffalo gnats) of the genus Simulium. The flies are pool-feeders with coarse mouthparts that rasp and tear host tissues. They feed on a variety of mammals and birds, and their painful bites cause considerable annoyance.