dinsdag 7 december 2010

Safe milk

Almost every child is best fed and nurtured when directly at breast. For all kinds of reasons for some children this is not possible for short or long time and they need expressed milk from their own  mother or a donor. Freshly expressed not manipulated milk is first choice, because it contains all vitamins and immunologic properties. When milk has to be stored there will be some loss of nutrients and immunologic properties, depending on time and temperature stored and material of storage container. Many institutions do not allow the use of raw milk for far of infection risks. Donor milk and sometimes even mom’s own milk, must be pasteurised. Common procedure is Holder pasteurization (63°C for 30 minutes). This will destroy all pathogens, but also a substantial part of immunologic factors. In studies in Europe, Africa and Northern America another pasteurisation method, Flash Heating or high-temperature short-time (HTST) pasteurization process (72°C for 16 seconds), proofed to be a safe way to destroy many pathogens, but safe most immunologic properties. In Flash Heating the glass milk container is put in a pan of cold water, which is brought to a boil and then removed from the heat source, rather then hated directly to  72°C and kept there for 16 seconds. This makes it a very safe and easy to use as an at home method of pasteurisation.
Akinbi H, Meinzen-Derr J, Auer C, Ma Y, Pullum D, Kusano R, Reszka KJ, Zimmerly K: Alterations in the Host Defense Properties of Human Milk Following Prolonged Storage or Pasteurization. Journal of Pediatric Gastroenterology & Nutrition 2010, 51(3):347–352
Terpstra FG, Rechtman DJ, Lee ML, Van Hoeij K, Berg H, Van Engelenberg FAC, Van't Wout AB: Antimicrobial and Antiviral Effect of High-Temperature Short-Time (HTST) Pasteurization Applied to Human Milk. Breastfeeding Medicine 2007, 2(1):27-33.
Chantry CJ, Israel-Ballard K, Moldoveanu Z, Peerson J, Coutsoudis A, Sibeko L, AbramsB: Effect of Flash-heat Treatment on Immunoglobulins in Breastmilk. J Acquir Immune Defic Syndr. 2009; 51(3):264–267.

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