Synthetic phylloquinone was resolved into cis and trans isomers by thin-layer chromatography. The two isomers had identical ultraviolet spectra characteristic of vitamin K$_{1}$ and were ...

Identifying phosphorylation sites in culprit proteins and figuring out if they matter for disease progression are no small feats. The situation gets murkier still when certain sites adopt cis or trans ...

In today's foods industry, it is very important to know the level of unsaturation and the relative amounts of cis and trans isomer content in edible oils and fats This is imperative in terms of ...

Dunaliella bardawil, a halotolerant green alga, was previously shown to accumulate high concentrations of β-carotene when grown outdoors under defined conditions. The β-carotene of algae cultivated ...

Chemists have made the all-cis isomer of 1,2,3,4,5,6-hexafluorocyclohexane, a crystalline ring molecule with all six fluorines pointing “up” and all six hydrogens pointing “down.” This compound is ...