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Scientists have created a synthetic replacement for human blood

Ученые создали искусственную замену человеческой крови Developed a fluid capable of performing their functions for up to two days.

The person may survive for several days if deprived of food or even water, but when serious blood loss, the account goes on hours and minutes, and krovezamenauschie solutions can not always help, because most of them only restores volume, while the function of carry oxygen of blood is being lost.

A blood transfusion is not always available. For such purposes, a group of researchers from the school of medicine at Washington University in St. Louis have created Erythromer – synthetic analogue of human blood that can carry oxygen to two days.

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According to the creators, Erythromer is not a substitute for human blood, but acts only as a temporary means of filling the BCC (circulating blood volume) and restore the function of the oxygen transfer to all cells in the human body.

To date, there are substances of this kind is, first and foremost, recombinant hemoglobin and perfluorocarbons (PFCs). But these substances have many side effects, including allergic reactions, intoxication and even tissue damage. Erythromer is deprived of the above drawbacks and is a human hemoglobin is produced in powder form.

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To “activate” it will only need to be diluted in a special solution (although in an emergency situation can come and saline), after which it is possible to implement a transfusion. According to the developers, when you use the powder the risk of infection by various diseases transmitted through blood is minimal. In addition, transportation and storage, unlike normal blood, do not require special conditions and the shelf life of the powder is 6 months.

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