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A Magic Potion

July 15, 2011 at 3:28 pm
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By Billie Rubin

Cryoprecipitate is a blood product made from frozen plasma. The plasma is slowly thawed, then sent through a centrifuge, a machine that spins and sorts blood components based on their masses. The "cold precipitate" protein that is left behind after most of the liquid plasma is removed is the cryoprecipitate.


Erythropoietin & Your Red Blood Cells

June 3, 2011 at 3:18 pm
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By Billie Rubin

Guess who regulates how many red blood cells (RBCs) we need at any given time. Bone marrow? Liver? Spleen? Your lungs? Give up? It's your kidneys. Yup, they don't just make urine. It all starts when those little kidneys sense the level of oxygen in our blood. When the oxygen level is low, the kidneys put out a hormone called erythropoietin.


Apheresis: It’s Greek to Me

May 20, 2011 at 9:31 am
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By Billie Rubin, Hemoglobin’s Catabolic Cousin, reporting from the labs of Stanford Blood Center Tweet In Greek, apheresis means “to remove or to separate a part from the whole.” Here are a few facts from the “Core Curriculum for Nephrology...


How Are Blood Component Expiration Dates Determined?

April 29, 2011 at 9:03 am
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Tweet By Billie Rubin, Hemoglobin’s Catabolic Cousin, reporting from the labs of Stanford Blood Center The Food and Drug Administration (FDA) and the American Association of Blood Banks (AABB) set safety standards and requirements that blood banks must follow. One...


Type B: Passionate, Excitable, Creative Types

April 15, 2011 at 2:45 pm
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Tweet By Billie Rubin, Hemoglobin’s Catabolic Cousin, reporting from the labs of Stanford Blood Center Type B+ blood is found in about 8.5% of people in our population, and B- is found in only 1.5%. Type B red blood cells...


SBC Heart

Iron (Fe) & the 56-day Deferral

March 25, 2011 at 1:40 pm
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Please note, there may be more current information available related to iron and blood donation. Visit our Iron and Blood Donation page for more.  The 56-day interval between whole blood donations is not just to build up our red blood cell...


The Perfection of Red Blood Cells

March 18, 2011 at 11:15 am
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Tweet By Billie Rubin, Hemoglobin’s Catabolic Cousin, reporting from the labs of Stanford Blood Center Red Blood Cells (RBCs) have some particularly unusual characteristics for a cell. For one, they have a biconcave shape, giving both sides a “scooped-in” appearance....


The Four Humours

March 11, 2011 at 10:48 am
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Tweet By Billie Rubin, Hemoglobin’s Catabolic Cousin, reporting from the labs of Stanford Blood Center Once upon a time (from early Greek and Roman physicians to the late 19th century), “blood-letting,” now known as phlebotomy, was a very popular practice...