title: Reference markers in serial sections.
abstract: A simple technique for placing reference markers on serial sections is presented. The objective is to permit proper cut orientation, especially when the shape of a structure appearing in the various cuts is to be digitized for computer analysis.
authors.affiliation: Department of Biology, FFCLRP, USP, Ribeirão Preto, Brazil.
authors.forename: F de M
authors.initials: Fde M
authors.lastname: Sene
mesh_terms: D000818:Animals; D004330:Drosophila / Q000033:anatomy & histology*; D005837:Genitalia, Male / Q000033:anatomy & histology*; D008297:Male; D008867:Microtomy