Grandpappy's Pemmican Recipe A Native American Indian Survival Food Copyright January 2008 and February 10, 2009 by Robert Wayne Atkins, P.E All A Portion of the ... Keratinocytes produce keratin, a tough, protective protein that makes up the majority of the structure of the skin, hair, and nails. The squamous cell layer is the thickest layer of the epidermis, and is involved in the transfer of certain substances in and out of the body. The squamous cell layer also contains cells called Langerhans cells.
May 01, 2009 · The following groupings of foods in Table 3 have about the same amount of fiber. The serving size is 1/2 cup unless otherwise indicated. Notice that meat, poultry, fish, and dairy products are not included as they do not contain fiber.