Geoffrey Rolls

BAppSc, FAIMS

Geoffrey Rolls is a Histology Consultant with decades of experience in the field. He is a former Senior Lecturer in histopathology in the Department of Laboratory Medicine, RMIT University in Melbourne, Australia.

Published Pieces by Geoffrey Rolls

Artifacts in Histological and Cytological Preparations

Download this publication to learn more about the various artifacts which may be encountered in histopathology.

标本处理简介

“组织处理”描述了将动物或人体组织从固定转换到使用合适的组织学专用蜡完全浸润、且包埋后准备好可以在切片机上进行切片的状态所需的步骤。

H&E 染色概览：最佳实践指南

For routine diagnosis, the use of Hematoxylin and Eosin (H&E) is by far preferred for viewing cellular and tissue structure detail by pathologists.

免疫组化：改善 IHC 染色的概述 + 步骤

Immunohistochemistry (IHC) is used in histology to detect the presence of specific protein markers that can assist with accurate tumor classification and diagnosis. This article provides an overview and the basic steps used to create an optimal IHC stain.

Process of Fixation and the Nature of Fixatives

Fixation is a critical step in the preparation of histological sections. If it is not carried out under optimal conditions or if fixation is delayed, a tissue specimen can be irreversibly damaged. No matter how much care is subsequently taken in tissue...