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MUTATION, French law. This term is synonymous with change, and is particularly applied to designate the change which takes place in the property of a thing in its transmission from one person to another; permutation therefore happens when, the owner of the thing sells, exchanges or gives it. It is nearly synonymous with transfer. (q.v.) Merl. Repert. h.t.

References in periodicals archive ?
The VIROFREE formula - known as a quaternary ammonium compound - currently has approved labeling supporting surface disinfectant efficacy against two corona viruses, and is now in queue for testing the new corona virus mutation that causes SARS.
The new multicenter, placebo-controlled, Phase II protocol, which was jointly developed by the Company's medical staff and physicians affiliated with various national AIDS Advocacy Groups, will deploy the investigational immunologic agent, Ampligen(R), before the first sign of virologic treatment failure and before any virus mutation occurs.
Yet, the specific viruses that gave rise to those antibodies and the virus mutations that drove them to reach their final form remained unknown, hampering HIV vaccine discovery.
Still, spotting these flu virus mutations in pigs may be cause for concern, says Daniel Perez, a virologist at the University of Maryland, College Park.
A survey among newly diagnosed, ARV-naive HIV-infected individuals in Limpopo province (7) shows a reassuringly low prevalence of drug-resistant HI virus mutations, as reported elsewhere in South Africa and in Zambia and Malawi.
Searching of main cause leading to severe influenza A virus mutations and consequently to influenza pandemics/epidemics.
The egg production method also creates difficulty in redesigning the vaccine to keep pace with virus mutations.
Keeping pace with virus mutations can be difficult.