Abelin reaction
Neosalvarsan
Purpose	Detection of arsphenamine or neoarsphenamine
Test of	Blood or urine

The Abelin reaction is a qualitative reaction for demonstrating the presence of arsphenamine and neoarsphenamine in blood and urine.

It is named for Isaak Abelin, Swiss physiologist.^[1]

References

v t e Blood tests for infectious disease
Bacterial infection	syphilis Venereal Disease Research Laboratory test rapid plasma reagin Wassermann test Fluorescent treponemal antibody absorption test Abelin reaction Rickettsia Weil–Felix test Helicobacter HelicoCARE direct Streptococcus Anti-streptolysin O
Viral infection	HIV testing Branched DNA assay mChip Epstein–Barr virus Heterophile antibody test Dengue fever NS1 antigen test measles Warthin–Finkeldey cell Inclusion bodies Downie bodies B type inclusion Orthopoxvirus inclusion bodies rabies Negri bodies Cowdry bodies yellow fever Councilman body Tzanck test
Protozoan infection	toxoplasmosis Sabin–Feldman dye test malaria Diagnosis of malaria Schüffner's dots
Bloodstream infections	Blood culture Viremia Fungemia Parasitemia Algaemia
General	C-reactive protein Procalcitonin