Published customer image:
Leucoperm Reagent kit (BUF09) used to fix and permeablize human peripheral blood cells prior to flow cytometric staining for cytokeratins.
Image caption:
Gating strategy for the identification of CTCs in PBMCs. First on the left plot shows exclusion of CD45-positive cells (hematopoietic); second plot shows exclusion of CD31-positive cells (epithelial); third plot shows selection of pan-CK-positive cells.

From: Hatzidaki E, Iliopoulos A, Papasotiriou I.
A Novel Method for Colorectal Cancer Screening Based on Circulating Tumor Cells and Machine Learning.
Entropy (Basel). 2021 Sep 25;23(10):1248.
doi: 10.3390/e23101248.
This image is from an open access article distributed under terms of a Creative Commons Attribution License.