Sentences with phrase «on hydroxyl»

Hydrogen (H2) is similar to carbon monoxide in that it acts as an indirect greenhouse gas through its effect on hydroxyl (OH) radicals.

They focused on the hydroxyl -LRB-- OH) groups at the defect sites and devised a way to rebuild the silicon - oxygen - silicon bonds.

Until now, scientists had focused much of their attention on the hydroxyl radical, which reacts very efficiently in the atmosphere.

Not exact matches

The ribozyme active site also makes tertiary contacts with a tripod of 2» - hydroxyls on the minor groove surface of the splice site helix.

Ajo's dissertation entitled Hydroxyl radical behavior in water treatment with gas - phase pulsed corona discharge underwent a public examination on 29 March 2018 at 12:00 noon in LUT's Student Union House auditorium.

These latest findings, published in Molecular Pharmaceutics, a journal of the American Chemical Society, report on the structure - activity relationship (SAR) of the hydroxyl group within the agent's lactone ring.

The presence of ozone helps to explain the detection of hydroxyl (an unstable molecule of oxygen with a single atom of hydrogen) high in planet's atmosphere in 2008 (ESA news releases on ozone, sulfur dioxide, and hydroxyl; Lisa Grossman, New Scientist, October 6, 2011; and Montmessin et al, 2011).

MagSi - Direct beads attach to the starting molecule via strong coordinate bonds between the surface of the bead and any electron donating group on the user's molecule (carboxyl, amide, 1 °, 2 °, 3 ° amine, hydroxyl, phosphate, halogen etc).

And also on the Dutch testing, we'll look at the 2 - hydroxyl, the 2 - methoxy estrogen metabolism and we'll look at the methylation meter and see if we're having that one - to - one ratio of estrogen metabolism.

Polysaccharides and glycans are made by the sequential addition of monosaccharides by glycosyltransferase from a reactive sugar - phosphate donor such as uridine diphosphate glucose (UDP - glucose) to an acceptor hydroxyl group on the growing polysaccharide.

Nutrients, both the vitamins and minerals as well as other compounds in foods (dubbed phytochemicals) can either be water soluble, fat soluble, or a blend of both (it depends on the polarity of the molecule and what the molecule is ringed with either methyl or hydroxyl groups).

Examples in this category include modified cellulose, in which the hydroxyl groups on the glucose residues have been substituted to varying degrees with alkyl groups such as methyl and propyl; fructooligosaccharides manu - factured from sucrose; and polydextrose synthesized from glucose.

This gentle, yet powerful leave - on peel with Glycolic Alpha Hydroxyl Acid (AHA) and Vitamin C, effectively evens skin tone and reduces the look of dark spots while you sleep.

In the Supplementary Report (IPCC, 1992) to the FAR, the indirect chemical effects of CO, NOx and VOC were reaffirmed, and the feedback effect of CH4 on the tropospheric hydroxyl radical (OH) was noted, but the indirect RF values from the FAR were retracted and denoted in a table with «+», «0» or «--».