There are three general reasons for establishing buffer zones: to provide sanctuary, to provide a neutral area that allows for supervision where contending claims exist (in order to, potentially, facilitate cooperation), and to simply reduce tensions through separation of disputants.
Iron and immunity are closely linked: firstly by the fact that many of the genes/proteins involved in iron homoeostasis play a vital role in controlling iron fluxes such that bacteria are prevented from utilising iron for growth; secondly, cells of the innate immune system, monocytes, macrophages, microglia and lymphocytes, are able to combat bacterial insults by carefully controlling their iron fluxes, which are mediated by hepcidin and ferroportin.
Eat Iron. Firstly, it is possible to increase hemoglobin by increasing your intake of iron and this will improve your red blood cell count. You can increase iron in your diet by supplementing with over the counter tablets, or by using prescription medication by seeing a doctor and getting a blood test.therwise you can increase iron by simply increasing the iron in your diet. Foods that have high amounts of iron in them include eggs, green vegetables (such as broccoli or famously spinach), red meat, dried fruits, nuts, beans, liver, pork, fish and shell fish.