reactivation


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re·ac·ti·va·tion

(rē'ak-ti-vā'shŭn),
1. Restoration of the lytic activity of an inactivated serum by means of the addition of complement.
2. Restoration of activity in an inactivated enzyme.

reactivation

[rē·ak′tivā′shən]
the restoration of impaired biological activity caused by chemical reaction, thermal application, genetic recombination, or helper elements.

re·ac·ti·va·tion

(rē-ak'ti-vā'shŭn)
1. Restoration of the lytic activity of an inactivated serum by adding complement.
2. Restoration of activity in an inactivated enzyme.

reactivation

to become active after a period of quiescence or, as in bacterial and viral infections, latency.

cross reactivation
in immunology, the capacity of an antibody made in response to one antigen including microorganisms to recognize other, different antigens; the two antigens share common antigenic sites (epitopes).
multiplicity reactivation
in virology, a population of viruses that has been inactivated, say by irradiation, may when introduced into a cell at high multiplicity of infection, replicate because of complementation between different member viruses in the inactivated population.

Patient discussion about reactivation

Q. Does anyone have experience treating reactive arthritis? symtoms: bladder incontence, sore joint, eye irritation, cracked fingers and lips

A. The management of reactive arthritis usually starts with pain killers and injection of steroids into the joints, and if necessary, stronger medications. Due to the severity of this condition, consulting a doctor may be wise.

You may read more here:
www.nlm.nih.gov/medlineplus/ency/article/000440.htm

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References in periodicals archive ?
In this case, a Stage III[sub]A breast cancer patient occurred HCV reactivation during chemotherapy and received novel antiviral therapy of daclatasvir plus sofosbuvir.
The pathogenesis is related to specific drugs, especially aromatic anticonvulsants, altered immune response, sequential reactivation of the human herpesviruses, and association with human leukocyte antigen alleles.
LinqUs SIM Reactivation sweeps away the barriers that currently exist between operators and lost prepaid subscribers and effortlessly restores lapsed relationships.
The mechanism through which HBV reactivation occurs with DAAs is currently unknown.
Filing for application for reactivation was originally until October 31, 2015 only.
There were no fatal cases due to HBV reactivation and the six patients were released for renal transplantation with undetectable HBV viremia while maintaining continued use of oral antiviral treatment.
Risk factors of HBV reactivation were screened by using multiple regression analysis with stepwise regression method, with the significance level of 0.
Regarding the correlation between the HRVT and the vagal reactivation, r = 0.
Hepatitis B virus reactivation was defined as a change to HBsAg positive, serum HBV DNA level >[10.
Furthermore, they found a direct correlation between noise enhancement and the degree of reactivation synergy; the greater the noise, the greater the effect on reactivation.
In this study, however, the researchers instead looked for antibodies against a protein that can be produced even when only partial or incomplete reactivation of EBV occurs--and when this antibody was detected, it was associated with immune system malfunctions connected to inflammation, a known risk factor for heart disease.
gingivalis facilitates the reactivation of latent HIV-1 cells through chromatin remodeling, which may indicate a pathophysiological link between HIV progression to AIDS and infection with P.