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  2. Inositol trisphosphate receptor - Wikipedia

    en.wikipedia.org/wiki/Inositol_trisphosphate...

    Inositol trisphosphate receptor (InsP3R) is a membrane glycoprotein complex acting as a Ca 2+ channel activated by inositol trisphosphate (InsP3). InsP3R is very diverse among organisms, and is necessary for the control of cellular and physiological processes including cell division, cell proliferation, apoptosis, fertilization, development, behavior, learning and memory. [2]

  3. Myocardial infarction - Wikipedia

    en.wikipedia.org/wiki/Myocardial_infarction

    Treatment aims to preserve as much heart muscle as possible, and to prevent further complications. [28] Treatment depends on whether the myocardial infarction is a STEMI or NSTEMI. [ 72 ] Treatment in general aims to unblock blood vessels, reduce blood clot enlargement, reduce ischemia, and modify risk factors with the aim of preventing future ...

  4. Diving rebreather - Wikipedia

    en.wikipedia.org/wiki/Diving_rebreather

    The volume in the loop is usually controlled by a pressure or volume triggered automatic diluent valve, and an overpressure relief valve. The automatic diluent valve works on the same principle as a demand valve to add diluent when the pressure in the loop is reduced below ambient pressure, such as during descent or if gas is lost from the loop.

  5. List of Egyptian inventions and discoveries - Wikipedia

    en.wikipedia.org/wiki/List_of_Egyptian...

    A 3rd Dynasty diagram shows how to construct an elliptical vault using simple measures along an arc. The ostracon depicting this diagram was found near the Step Pyramid of Saqqara. A curve is divided into five sections and the height of the curve is given in cubits, palms, and digits in each of the sections. [118] Cubit rod from the Turin Museum.