Chemically treated papers for use in the detection of fecal occult blood; Diagnostic agents, preparations and substances for medical purposes; Diagnostic biomarker reagents for medical purposes; Diagnostic kits comprised of medical diagnostic reagents and assays for testing of bodily fluids for use in disease detection, namely, HIV and malaria; Diagnostic kits consisting primarily of monoclonal antibodies, buffers, and reagents for use in disease testing; Diagnostic preparations for medical and veterinary use; Diagnostic preparations for medical or veterinary purposes; Diagnostic preparations for medical purposes; Diagnostic preparations for medical purposes for detecting the presence of malignant, inflammatory and autoimmune disorders and conditions and tissue trauma in humans; Diagnostic preparations for veterinary purposes; Diagnostic reagents for medical use; Drug testing kits comprised of medical diagnostic reagents and assays for testing body fluids; Drug testing kits comprised of medical diagnostic reagents and assays that test for the presence of alcohol and drugs; Medical diagnostic reagents; Medical diagnostic reagents for the analysis of body fluids; Medical diagnostic test media in the form of strips and threads for measuring tear production in dry eyes and blood glucose levels; Medical diagnostic test strips for use in the field of alcohol and drugs; Medical diagnostic test strips for blood analysis, urine analysis, and saliva analysis; Reagent paper for medical or veterinary purposes; Reagents and media for medical and veterinary diagnostic purposes