title: Refractive index increment meaasurement for bacterial suspensions.
mesh_terms: D004926:Escherichia coli / Q000032:analysis*; D007259:Infrared Rays; D007834:Lasers; D012706:Serratia marcescens / Q000032:analysis*; D013053:Spectrophotometry; D013855:Thiobacillus / Q000032:analysis*