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In contrast, the pregnenolone sulfateester level was low and did not significantly change among the developmental stages.
2
These results taken together suggest that the amphibian brain possesses steroidogenic enzyme P450scc and produces pregnenolone and its sulfateester.
3
In the present study, seasonal changes in pregnenolone and its sulfateester were further examined as a possible physiological change using R. nigromaculata.
4
In humans, dopamine mostly exists in two isomeric forms of sulfateester conjugates as metabolites; i.e., dopamine-3-O-sulfate and dopamine-4-O-sulfate in the circulation.
5
Partial structures of anionic components, composed primarily of sulfateesters, were obtained with CID.
1
An important atmospheric finding is the presence of an organosulfate that is related to methyl vinyl ketone, a major gas-phase oxidation product of isoprene.
2
Furthermore, several nitroxy-organosulfates originating from monoterpenes were found in the ambient samples.
3
Conclusions: A more complete structural characterization of polar organosulfates that originate from isoprene secondary organic aerosol was achieved.
4
These nitroxy-organosulfates were only detected in the nighttime samples, suggesting a role for nighttime chemistry in their formation.
5
One of the detected organosulfates also occurred in ambient aerosol samples that were collected at a forest site in northeastern Bavaria, Germany.
1
Partial structures of anionic components, composed primarily of sulfateesters, were obtained with CID.
Usage of sulfates in English
1
EBONY: All of your products are free of sulfates and parabens.
2
The entire line is free of sulfates and contains natural and certified-organic ingredients.
3
It's saturated with sulfates, carbonates, and a few other items, however.
4
The transition metals associated with these emissions are composed of water-soluble metal sulfates.
5
The accumulation of steroid conjugates, such as androgen and estrogen sulfates, deserves interest.
6
The salts are sulfates, phosphates and chlorides of sodium, potassium, calcium and magnesium.
7
The synthesis of several sulfates of trichothecene mycotoxins is presented.
8
Parabens, phthalates and sulfates are some of the toxic compounds that we should avoid.
9
Is it more important to avoid phthalates or sulfates?
10
Scientists think the layers contain opaline silica and iron sulfates formed through alteration by acidic water.
11
A novel flexible assembly strategy is described for the modular synthesis of heparin and heparan sulfates.
12
Some leavening acids have a distinctly astringent taste (sulfates, pyrophosphates).
13
Mere mentioning of sulfates, mineral oil, petroleum, alcohol or parabens will get you a thirty minute lecture.
14
It essentially eliminates exhaust emissions of sulfur oxides and sulfates, which are major components of acid rain.
15
Amundson's key observation is that Martian soil has a layer of sulfates sitting on top of chlorides.
16
The structure and activity of two pairs of dermatan sulfates, isolated from bovine and porcine mucosa, were studied.