Acne around the hair follicle with inflammation, sebaceous hypersecretion, hyperkeratinization. Skin section of the epidermis and dermis. Normal hair follicle and acne pimple in the center. The acne pimple is formed around the hair follicle with hyperkeratinization and inflammation of the epidermis caused by glycerides (in yellow) under the action of the bacteria Propionibacterium acnes (in red). The sebaceous gland is in hypersecretion. Polynuclear cells from blood vessels flock