Diffusion tensor imaging (DTI) has emerged as a pivotal magnetic resonance imaging (MRI) technique for the assessment of microstructural changes in nerve roots affected by lumbar disc herniation. By ...

Kirby-Bauer disk diffusion test of gut bacteria: Paper sheets soaked with antibiotics are placed on a petri dish. The antibiotic concentration decreases with increasing distance. The closer bacteria ...

As part of a longitudinal study, we obtained surveillance throat cultures twice monthly and with each new respiratory tract illness from children in kindergarten through grade 8 at one school in ...

This photo shows a disc diffusion test, where each disc contains a different antibiotic. The discs covered in growing bacteria contain bacteria that are resistant to antibiotics. Disclaimer: AAAS and ...