Vaginal lubrication - Vaginal discharge. 1  The lubricative fluid contains water, pyridine, squalene, urea, acetic acid, lactic acid, complex alcohols and glycols, ketones, and aldehydes. [1] 2  Vaginal fluid is slightly acidic and can become more acidic with certain sexually transmitted diseases. The normal pH of vaginal fluid is between 3.8 and 4.5, whereas male semen is typically between 7.2 and 8.0 (a neutral substance has a pH of 7.0). Production
Freebase(0.00 / 0 votes)Rate this definition: Keratinocyte is the predominant cell type in the epidermis, the outermost layer of the skin, constituting 90% of the cells found there. Those keratinocytes found in the basal layer of the skin are sometimes referred to as basal cells or basal keratinocytes.
Skin Cancer. Keratinocytes are the most common type of skin cells. They make keratin, a protein that provides strength to skin, hair, and nails. Keratinocytes form in the deep, basal cell layer of the skin and gradually migrate upward, becoming squamous cells before reaching the surface of the skin over the course of a month. For this reason, non-melanoma skin cancers such as basal cell carcinoma and squamous cell carcinoma are sometimes called keratinocyte cancers.