Sentence examples for trace levels were from inspiring English sources

Procedural blank trace levels were detected for PFOA, PFOS, and PFNA (Table 3).

Only trace levels were measured in the supernatants from unstimulated T cells with and without MSCs, and cultures containing only MSCs (results not shown).

It was concluded that although trace amounts of SOM-bound I could enhance transport, in generally the SOM in the riparian zone immobilized the I. Iodide added to a subsurface sandy sediment with very low OM concentrations (0.01 wt% OC) did not convert to iodate, but trace levels were converted to organo-iodine (Xu et al., 2011a).

RIM1/2 was prominent in Western blots of brain crude membrane and purified synaptosome membrane (Fig. 7A,B) but whereas PD with C3strep captured a corresponding strong band of RIM1/2 in the former (Fig. 7A) only trace levels were detected from the synaptosome membrane lysate (N = 4, Fig. 7B).

The other factories implicated at low or trace levels are a second ABP factory, Dalepak in Yorkshire, and Liffey Meats in County Cavan.

Therefore, determination of TU at trace levels is of interest.

A good linear response at trace levels is certified, but slight sensitivity dependency on water vapor contents is revealed.

A novel flow injection (FI) solid phase extraction method for the determination of arsenic III) at trace levels was developed, using on-line hydride generation atomic absorption spectrometry (HG-AAS).

Copper is a critical cofactor for a number of metalloenzymes involved in energy metabolism and oxidative defense, but only trace levels are required.

12, 13 VCLFA have been shown predominantly in Cer and glucosylceramide (GlcCer), but trace levels are in SM, in epidermis.

Importantly, the concentration of vitamin C in current cell cultures is not available in Table 2, as possibly only trace levels are present in media.