Vaccines will not protect millions of patients with crippled immune systems

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In one follow-up, scientists found 34 percent of people taking the drug Preserved after a single dose Only 27 percent after one dose of the Pfizer vaccine and the AstraZeneca vaccine. (In the UK, it is current practice to delay the second dose to increase the availability of the vaccine.)

Similarly, another study published last month indicated that in patients with less than 15 percent of blood or immune system, and in those with less than 40 percent of solid tumors, after receiving a single dose of Pfizer-bioenetic vaccine, antibodies were used. Has been produced.

And a Study JAMA, published last month in the journal, reported that only 17 percent of the 436 transplant recipients received a single dose of Pfizer-BioNotech or Modern Vaccine, three weeks after detection antibodies.

Despite the low odds, immunologists must still receive the vaccine because they can produce some immune cells that are protective, even antibodies, in a subset of patients.

Dr., a gastroenterologist from the Royal Devon and Exeter NHS Foundation Trust. “These patients should probably be given priority for two doses,” said Tariq Ahmed.

He suggested that physicians measure antibody responses in immunologically immunized people even after two vaccine doses to identify those who may need monoclonal antibodies to prevent infection, or a third dose of the vaccine. can give.

Wendy Helperin, 54, was diagnosed at the age of 28, a common variable called immunodeficiency. She was hospitalized with Kovid-19 in January and stayed there for 15 days. But coronoviruses induced unusual symptoms.

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