natural immunity


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Related to natural immunity: acquired immunity

natural immunity

n
(Medicine) immunity with which an individual is born, which has a genetic basis
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.natural immunity - immunity to disease that occurs as part of an individual's natural biologic makeup
immunity, resistance - (medicine) the condition in which an organism can resist disease
racial immunity - natural immunity shared by all members of a particular race
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
They were at a loss to know whether he had been scalped in battle, or enjoyed a natural immunity from that belligerent infliction.
Nearly all had close contact with poultry, but scientists worry bird flu could mutate to a form easily spread among people, who have no natural immunity. Many experts believe a pandemic will eventually occur.
Three years after a retrovirus to cure cancer becomes airborne, infecting the six billion people on Earth and producing rabies-like symptoms in almost every patient, military vir-ologist Robert Neville (Smith) - one of the lucky few with natural immunity to the bug - continues his tireless work to engineer a cure.
It said the best policy was to leave badgers alone and allow them to develop natural immunity
These weak birds, forced to grow at artificially rapid rates and live in their own filth, have little natural immunity against avian flu.
"But if we had a pandemic, the problem would be that our existing vaccines don't work against it, we would have to develop a new vaccine, and people don't have natural immunity because it hasn't be around before," he said.
However today this means that 18 to 22-year-olds have not been able to build up a natural immunity to the disease.
They point out that it encourages greater mother-infant bonding than does bottle feeding, while imparting some natural immunity to disease.
The treatment regime, called intermittent preventive treatment (IPT), protected the infants against malaria for at least six weeks after the end of treatment, showing that it had an ongoing protective effect and did not hinder the development of natural immunity.
He added: "If we had a pandemic, the problem would be that our existing vaccine wouldn't work against it, we would have to develop a new vaccine, and people don't have natural immunity because it hasn't been around before.
Sir Liam said there was a 'natural cycle' in which every 10 to 40 years the flu virus mutated into something for which there was no natural immunity and it was a question of 'when, not if'.