| BAC | Bacterial Artificial Chromosome | - | Medical |
| BACR | British Association For Cancer Research | - | Medical |
| BCM | Baylor College Of Medicine | - | Medical |
| BDG | Batten's Disease Gene | - | Medical |
| BER | Biological And Environmental Research | - | Medical |
| BIO | Biotechnology Industry Organization | - | Medical |
| BNL | Brookhaven National Laboratory | - | Medical |
| BP | Base Pair | - | Medical |
| BS/SCF | Biological Sequence/Structure Computational Facility | - | Medical |
| BSCS | Biological Sciences Curriculum Study | - | Medical |
| BTCI | BioPharmaceutical Technology Center Institute | - | Medical |
| BTP | Biotechnology Training Programs | - | Medical |
