title: Letter to the editor: comment on Allen and Perrin's 1-chloromercuriferrocene-silver method for the alleged electron histochemical denonstration ofsulfhydryl groups.
mesh_terms: D000818:Animals; D003517:Cyclopentanes; D007202:Indicators and Reagents; D008628:Mercury; D008854:Microscopy, Electron / Q000379:methods*; D009941:Organomercury Compounds; D009942:Organometallic Compounds; D012835:Silver Nitrate; D013194:Staining and Labeling; D013438:Sulfhydryl Compounds / Q000032:analysis; D014935:Wool / Q000648:ultrastructure*
chemical_list: D003517:Cyclopentanes; D007202:Indicators and Reagents; D009941:Organomercury Compounds; D009942:Organometallic Compounds; D013438:Sulfhydryl Compounds; C010077:chloromercuriferrocene; D012835:Silver Nitrate; D008628:Mercury