THE use of the horizontal-type still for molecular distillation has been developed by P. Meunier and Y. Raoul 1, and has the advantage of being simple in operation. The present apparatus we have ...

While the presence and significance of melanin have long been accepted, its exact chemical makeup remains unclear. Melanin has an inherent diversity of structure and complexity, making understanding ...

However, many molecular aspects of Marchantia sperm function ... an evolutionary phenomenon called horizontal gene transfer, or HGT. HGT has been reported to happen frequently—on an evolutionary ...

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Scientists have for the first time looked deep into the protein structure that may determine ... is the visual cycle—a complex chain of chemical reactions in which retinoids, or derivatives ...

Having access to the structure allows scientists to better apprehend molecular details of protein functions; it is also crucial for protein engineering, e.g., to modify and optimize an enzyme for a ...

However, very few horizontal gene transfer (HGT ... several organisms to obtain a gene independently from a single species at the same time. Figure 2. Molecular phylogeny of YbaK/prolyl-tRNA ...