viral load
viral burden
viral titre
viral titer

At the beginning of a cold the viral load will be very high.

After a year, both groups showed no difference in their state of health and viral loads.

When the viral load test came back it also told me I had just six to nine months to live.

The higher the viral load the greater the risk of transmission.

Change in log10 plasma viral load at all time points.

Ask for a viral load test 4-8 weeks after changing and continue to get tests at least every 2 months.

After three months, he started a new regime that was the first to work – his viral load is below 50.

Preliminary viral load data are available for 21 subjects at week 24.

A significant decline in viral load was observed between month one and two.

In 70% of the patients, viral load dropped below quantitative levels.

When they did return to care aged 23 months, I fully expected that the baby would have a high viral load.

A rapid viral load decline was seen in both animals.

In two of the patients, the viral load has stayed below 200 for eleven months.

A significant rise in viral load can signal the need to change therapy.

The second type of test is the viral load test.

This becomes important when comparing viral load data between published studies and individual patients.

However, during the time off drug, the viral load will increase and the CD4 could fall.

Viral loads were up to four times higher than has ever been seen in corals before.

In humans, the lower the viral load, usually the healthier the patient is.

Treatment that reduced viral load was linked to improved health.

But then it stopped working, and my viral load started to rise again, doubling about every six to eight weeks.

Time of day, fatigue, and stress can also affect viral load values.

In addition, during the extended time without treatment, individuals may be more infectious as their viral load will increase.

Heavy viral load requires you to breathe somebody else's breath.

However it may be possible to reduce viral burden.

"We found a remarkably high viral burden in bee populations. ...

A higher viral burden, titre, or viral load often correlates with the severity of an active viral infection.

Only samples that have been determined to have an undetectable HIV viral burden will be submitted for infertility procedures.

Daily supplementation was found to suppress progression of HIV-1 viral burden and provide indirect improvement to CD4 cell counts.

Viral burden in genital secretions determines male-to-female sexual transmission of HIV-1: A probabilistic empiric model.

Both d4T and ddI can seemingly exert remarkable antiretroviral pressure, as they are extremely effective in bringing down viral burdens by significant amounts, reported Dr.

Viral load, also known as viral burden, viral titre or viral titer, is a numerical expression of the quantity of virus in a given volume.

First, there is broad consensus on the need to achieve as complete and durable a drop in viral burden as possible when giving ARVs to patients for the first time.

"Our RNA-loaded, dendritic cell-based immunotherapy is perfectly matched to each patient's unique HIV viral burden, allowing for a remarkable decrease in viral diversity post-AGS-004 treatment."

By way of example, the Merck 035 study clearly documented that the combination of ZDV-3TC-IDV was much more effective in reducing viral burden than was a different three-drug regimen, i.e.

Furthermore, an excellent case can be made for the inclusion of a PI as a part of first-line therapy, given the impressive results obtained to date in regard to viral burden reductions and long-term clinical benefits.

Now that we can see a difference in something as concrete as the viral burden, it has to give us more intellectual humility and make us realize we don't really know what the virus is doing in there."

Monitoring a person's viral burden is important because of the apparent correlation between the amount of virus in the blood and the severity of the disease: sicker patients generally have more virus than those with less advanced disease.

I think there's a good rational for saying if you can identify these people and do treatment earlier, you can decrease the viral burden and decrease the reservoirs of infected cells in the body and probably alter the long-term course.

"Those who discontinue (therapy) at this time are at increased risk of developing a higher viral burden, resulting in greater infectiousness and higher levels of drug resistance, potentially creating reservoirs of drug-resistant HIV in the general community," the scientists said.

Treatment: The development of possible immunoglobulin therapy (currently underway in Hong Kong) and information on the viral burden (whether it peaks early or late during infection).

The increasing viral titres were noticed after 7 days and after 15 days.

The means by which nef increases HIV virulence and viral titre is still a subject of much research.

Vaccinated subjects showed significantly lower symptom scores and viral titre levels compared with non-vaccinated subjects, Stoloff said.

In some persons, attacks of ulceration occur at the same time as asymptomatic viral shedding and elevated viral titres.

This includes cloning, PCR, insect cell culturing, QC testing, providing assays for viral titres and bacteriology.

Viral load, also known as viral burden, viral titre or viral titer, is a numerical expression of the quantity of virus in a given volume.

The qViro-X superseded the qViro in March 2012 as a specialized virus analysis system for rapid determination of viral titre and aggregation, featuring improved decontamination-proof design.

Summary While studies on the effectiveness of bleach in inactivating HCV are limited, laboratory studies do demonstrate that bleach can reduce viral titres sufficiently to reduce viral infectivity.

Payan et al. reported that sodium hypochlorite at 4700ppm free chlorine (approximately 1:11 dilution bleach) reduced viral titres 1000 to 10,000-fold, although more diluted concentrations were not effective, resulting in less than 10-fold viral reduction66.

It is anticipated that a strong immune capability based on cytotoxic T lymphocyte activity will greatly reduce viral titres so that those infected by HIV will live longer and be much less infective for others.

For example, CDC recommends adding indinavir (800 mg three times a day for 4 weeks) as the third drug for percutaneous exposures that involve both a large volume of blood and a source patient with high HIV viral titre (26).

The risk increases if the viral titre is higher, i.e. the HCW is 6.4 times more likely to become infected from a source patient with high viral load (end stage AIDS or acute retroviral illness) than from a patient with a low viral load(394).

The combined administration of three antiviral drugs is recommended in cases of high risk exposure when the HCW has been exposed to a large volume of blood, a source patient with high HIV viral titre, or a patient suspected of having a multi-drug resistant HIV strain(42).

After 6 h, a net decrease and equilibrium in viral titer was seen.

The second way to measure viral titers is to perform an infectious titer level.

The facility also has the capability to perform different viral titer assays on a contracted basis.

There was a proportional decline in the viral titer of the postcentrifugation supernatant.

A specific example is a viral titer, which is the lowest concentration of virus that still infects cells.

Cell density had no significant effect on the viral titer measured by the most-probable-number method and cytopathic effect.

Increasing viral titer to 10 8cfu/ml yielded an additional increase in transduction efficiency in some, but not all experiments.

• The viral titer in a sample was measured using a plaque assay on bovine turbinate cells.

Concentration of supernatant to viral titers exceeding 10 7cfu/ml appeared to have the greatest quantitative impact on improving transduction efficiency.

We designed experiments to determine if viral titer influenced FLS transduction by concentration of retrovirus.

This observation suggests that factors in addition to viral titer may limit the maximum number of transduced FLS observed using these culture conditions.

The basis for this resistance was unclear, but could be attributable to many factors including vector design, viral titer, or biologic features inherent to FLS.

Viral titer was quantitated by expression studies in NIH 3T3 cells (Supplementary Fig.

Similarly, a combination of adenoviruses containing two SARS genes also significantly reduced viral titers in the lungs in both animal models.

A variety of strategies have been employed to physically concentrate retroviral particles in an attempt to further increase viral titer and improve the efficiency of target cell transduction.

Viral load, also known as viral burden, viral titre or viral titer, is a numerical expression of the quantity of virus in a given volume.

The HPCE-based viral titer assay uses a proprietary, high-performance capillary electrophoresis system to determine baculovirus titer.

Initially, optimal viral concentration was determined by using Ad-GFP to achieve an optimal balance of high gene expression and low viral titer to minimize cytotoxicity.

Nef stands for "Negative Factor" and although it is often considered dispensable for HIV-1 replication, in infected hosts the viral protein markedly elevates viral titers.

Minocycline in mice resulted in marked decreases in the levels of several markers, viral titer, and the level of proinflammatory mediators and also prevents blood brain barrier damage.

The phenotypic effect of loss of P was further examined by measuring progeny viral titer, overall viral protein synthesis, and syncytium formation, as described under Materials and Methods.

The SARS-HCoV assay detected all positive samples submitted by the NML but missed some of the Ontario samples containing the lowest viral titers.

Viral titers were calculated by determining the highest dilution that produced 100% viral cytopathic effect, which was then multiplied by the number of cells per well and by the dilution factor.

After 6 h, viral titers (expressed as plaque forming units (PFU) per cm2) stabilized at levels approximately one order of magnitude higher than seen at a MOI of 10.

Viral titers were determined by OD measurement and limiting dilution analysis of GFP expression by transduced 293 cells following Quantum's AdEasy TCID 50 protocol.