PrecisionMed Inc. was founded in 1994, and is a privately held human biobank in the San Diego, California, area. Their sample bank is a repository of human CSF, blood, DNA, RNA, serum, plasma, urine and solid tissue from normal and diseased populations including cancer and neurodegenerative disease. The material is linked to detailed de-identified audited clinical data. Samples are available to researchers to facilitate Precision Medicine research. PrecisionMed is the world’s only supplier of CSF from TruNormal® donors. Collections are expanding to include additional neuropsychiatric and neurodegenerative disease, cancers and other diseases. PrecisionMed undertakes custom sample collections in any disease area including custom CSF collections. All sample collections are performed in the United States.