English: Adenocarcinoma of the prostate. On the photomicrograph, you can observe the muscle-elastic stroma of the organ, where the smooth muscle elements are painted in red, and the elastic ones are painted in green. The end secretory parts of the prostate gland are lined with pseudo-multilayered epithelium, which is colored in a lighter red color. The gland secret is visible in the lumen. Fabric sections are stained with Mason's trichrome. Magnification 200x. Photomicrograph taken at the R.E. Kavetsky Institute of Experimental Pathology, Oncology and Radiobiology, National Academy of Sciences of Ukraine (Kyiv, Ukraine); a Carl Zeiss Axio Imager A2 microscope with an Axiocam 712 color camera was used.