Medical diagnostic kits comprising medical diagnostic reagents and assays for saliva analysis and testing for use in disease detection, namely, Covid-19, influenza, respiratory syncytial virus, HIV, hepatitis, tuberculosis, mycoplasma pneumonia, Cushing syndrome, adrenal insufficiency, addiction and substance use disorders, metabolic disease and hormonal abnormalities; diagnostic kits comprising medical diagnostic agents, preparations and substances for medical purposes for use in disease testing; diagnostic testing kits consisting primarily of buffer solutions and reagents for use in testing bodily fluids; specimen collection tubes containing buffer solutions, reagents for collecting, preserving and transporting microbial, DNA or biochemical samples from saliva of subjects for medical diagnostic testing; specially designed saliva collection tubes and sample tubes containing buffer solutions and reagents used to collect, preserve and transport microbial, DNA or biochemical samples from subjects' saliva for medical diagnostic, scientific, forensic identification and test purposes, all for medical purposes

(Based on 44(d)) (Based on Intent to Use) Scientific research specimen collection devices in the nature of specially designed collection tubes for collecting, preserving and transporting microbial, DNA or biochemical samples from saliva of subjects for diagnostic, scientific, forensic identification and testing, not for medical purposes; (Based on Intent to Use) scientific and laboratory apparatus and instruments for collecting, preserving, transporting and testing microbial, DNA or biochemical samples

(Based on 44(d)) (Based on Intent to Use) Specially designed saliva collection tubes and sample tubes used to collect, preserve and transport microbial, DNA or biochemical samples from subjects' saliva for medical diagnostic, scientific, forensic identification and test purposes, all for medical purposes; (Based on Intent to Use) medical apparatus and instruments for collecting, preserving, transporting and testing microbial, DNA or biochemical samples, for medical purposes; medical test kits consisting primarily of tubes, buffer solutions and reagents for medical diagnostic, forensic identification and testing purposes; diagnostic kits consisting primarily of tubes, buffer solutions and reagents for microbial testing