Sentence examples for be present at very from inspiring English sources

Determination of the immune status of individuals to vaccine-preventable diseases requires an assay that can detect antibodies that may be present at very low levels, especially when natural or vaccine exposure may have been many years previously.

Any cellular proteins that may be incorporated into viral particles are also likely to be present at very low levels.

Other SALL gene family members, in particular, SALL1 and SALL3, have been shown to be present at very early embryonic developmental stages both in human and mice.

Only the stop codons were found to be present at very high frequencies bordering the exons (Table S1 and Figure 7B).

Nevertheless, contamination of ready-to-eat commodities with EcO157 is expected to be present at very low levels as evidenced by the rarity of outbreaks associated with raw produce compared to the volume of consumption.

First, if high rates of horizontal transmission occur in addition to maternal transmission, infection is expected to be present at very high frequency [ 9].

However, EPA and DHA are present at very low concentrations in AT.

HCFC-1233zd(E) is present at very low mole fractions (typically <0.03 ppt) at both stations, and features pronounced seasonality and a general absence of pollution events during our 2013 2014 measurements.

In particular, the most primitive stem cells (from a developmental point of view) are present at very low frequencies in adult tissues.

Cluster headache provides a unique opportunity to study a disorder which is present at very specific times of the year and then spontaneously remits and is, at least with regards to the headache, completely absent for long periods.

Accumulation of the abnormally folded PrPSc form of the PrP protein is a characteristic of the disease, but it is present at very low levels in easily accessible body fluids like blood or urine.