Clinical care

A new, noninvasive approach to cancer imaging uses gold nanorods and reflected light to detect even small tumors

Optical biopsy could provide a wide range of diagnoses in minutes and should be viewed as a support, not a threat, to pathologists

Prostate-specific antigen (PSA) assay: essential part of prostate cancer diagnosis or public menace? We fire up the discussion with five expert views.

Sensitive and specific point-of-care testing with plasmonic gold chips

A new diagnostic test could help wipe out the neglected disease for good

Gene expression profiling could reduce endometriosis surgery and increase diagnosis.

A new biosensor technique takes advantage of bacteriophages to rapidly detect drug-resistant pathogens.