Sentence examples for observed at substantial from inspiring English sources

It should be pointed out that the inhibitory effect of HIV PIs in vitro were observed at substantial PI concentrations (µM range), much higher than those needed for HIV peptidase inhibition (on the nM order) [33].

In addition to the extensively studied 5-methylcytosine (5-mC) moditscatioxidationxidation product, 5-hydroxymethylcytosine (5-hmC), has been observed at substantial levels in both somatic and embryonic stem cells (Kriaucionis and Heintz, 2009; Tahiliani et al., 2009).

The N-half of CTGF is proteolytically stable and can often be observed in biological fluids (plasma, urine) of diseased subjects, but is rarely observed at substantial levels in healthy individuals [ 3, 4].

Although some CO32− loss is observed at lower temperatures, its substantial loss begins at 410°C, and is completed at 580°C.

While some H2 formation is already observed at the lower temperatures, substantial H2 formation is only obtained at elevated temperatures of 1400 K and above.

Increasing the recycle ratio is proposed to increase the membrane area and compressor power while improving the hydrocarbon recovery, with substantial impact observed at low selectivity membrane and high CO2 feed concentration.

In this case, we had to use individual sets of MF a 1 primers because of the substantial polymorphism observed at the 5´ and 3´ end of this gene between Cg and Cn, and within Cn vatietie s.

Further, both the 2004 peer consultation workshop (U.S. EPA 2004) and the 2010 NRC peer review (NRC 2010) affirmed the conclusion that neurotoxicity is a sensitive end point because these effects were observed at lower concentrations and had substantial evidential support.

However, substantial differences were observed at the county and sub-county (grid) levels.

The resulting injection of 'hot' electrons into the semiconductor can generate a substantial photocurrent being observed at the plasmon wavelength.

The substantial magnetization increase observed at low temperatures suggests the existence of nano Co clusters (in the atomic scale size).