Much of the vaccine dose then goes to the nearby lymph nodes under the arm and in the neck. That’s why some people feel a bit sore around the pit of the arm where they received the shot the lymph nodes are a bit swollen while they create all those protective antibodies. The vaccine is delivered into arm muscle, not the bloodstream. Then our immune systems react to them as if they were the whole virus, making antibodies to protect us.Ĭoronavirus coverage: Shasta schools see case rates rise among staff, decline among students It does so by making our bodies create only the spike proteins ourselves. The vaccine has to fool the body into thinking it has an active coronavirus, Gresens said. Spike proteins are found naturally on the surface of the COVID-19 virus, Gresens said. They give the virus its spiky crown - its "corona" - appearance. Our bodies need to recognize these spike proteins in order to realize we're under attack from the virus. That’s because spike proteins are in tissue cells, not blood, according to Vitalant's medical director Dr. It won’t affect the receiver’s likelihood of getting the disease or their immunity. Q: Do spike proteins in vaccinated donors' blood protect those receiving it?Ī: The person receiving your blood gets no benefit or disadvantage from your being vaccinated, according to staff at Vitalant blood bank on Larkspur Lane in Redding. “Eligible blood donors who received a live attenuated COVID-19 vaccine, or don’t know what type of COVID-19 vaccine they received, must wait two weeks before giving blood.” COVID vaccine spike proteins are safe There are situations in which you may need to wait to give blood, the Red Cross said. You received an inactivated or RNA-based COVID-19 vaccine manufactured by AstraZeneca, Janssen/Johnson & Johnson, Moderna, Novavax or Pfizer.This should include which COVID-19 vaccine(s) you received and the dates got them.Īccording to the Red Cross, in most cases there's no wait time between showing your card and giving blood if: However, knowing which manufacturer’s vaccine you received is important in determining your blood donation eligibility,” the Red Cross said. Donors are encouraged to bring their CDC card or other card or printout received when they were vaccinated. Q: Can you give blood if you've been vaccinated?Ī: Assuming you have no other health issue and were otherwise approved to donate, yes, you can give blood, platelets or plasma after a COVID-19 vaccine, according to the American Red Cross. Questions have been edited for clarity, length and accuracy. Here are answers to R-S reader questions about the coronavirus. Watch Video: US now has one COVID-19 death for every 500 residentsĪsk the Record Searchlight is a newsroom-wide initiative to connect with you, our readers. If you wondered about something happening in town or had questions on a North State issue, please email your questions to We'll do our best to answer in our live chat, our mailbag or in a story.
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