Stain section of kidney tissue provided (showing abscess formation by Staphylococcus aureus) by Gram's method, and counterstain with cosin.    From Wordnik.com.  [The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged.] Reference

Bottom: reelin immunofluorescence (red) overlaid with MAP2 counterstain.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Acridine orange (Citrus sinensis) fluorescent counterstain auramine acid-fast stain.    From Wordnik.com.  [xml's Blinklist.com] Reference

Following PBS wash, slides were counterstained with a Hoescht counterstain (Sigma B2883).    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Detection was completed using HRP-mediated hydrogen peroxide immunostaining (AEC+, DAKO), with hematoxylin as a counterstain.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

Anti-calbindin antibody labels Purkinje cell bodies and dendritic arbors, while the Nissl counterstain (purple) labels all neuronal cell bodies.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference

α (brown; g; nuclear counterstain is methyl green), Ttf1.    From Wordnik.com.  [Naturejobs - All Jobs] Reference

B) immunofluorescence with anti phospho-STAT3 of GW-treated skin (upper left), upper right: same with DAPI counterstain to verify nuclear localisation, bottom left: control stain performed in the presence of blocking peptide, lower right: PPARβ/δ transgenic mouse not treated with GW.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference