Dextrorotation and levorotation
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Microscopic swimmers, e.g., chemotactic bacteria and cells, are capable of directed motion by exerting a force on their… Expand Aims: To report a case of polysplenia syndrome (PSS) in an adult patient. Background: The PSS is a form of situs ambiguos with… Expand The aim of the study was to determine the influence of conjugated isomers of linoleic acid (CLA) and/or selenium (Se) on the body… Expand The delivery of extraterrestrial organic molecules to Earth by meteorites may have been important for the origin and early… Expand Abstract Understanding the chemistry of carbon nanotubes is a crucial step towards their ultimate practical use. Here we report… Expand Abstract.Bacillus polymyxa can produce levo-butanediol, a potential biogradable anti-freeze, and ethanol, a fuel additive, using… Expand In this paper we present experimental evidence showing that a significant number of program variables are short-lived in the… Expand The concentration dependence of the chemical shifts of the protons H-2, H-8, and H-I’ or H-5, H-6, and H-1’ of A T P , I T P… Expand POLYRIBOADENYLIC acid (poly A) presents special interest because of its relation to the nucleic acids and of its importance as a… Expand INTRODUCTION Recently the writer has discussed the arrangement of the arteries in the region of the heart of birds (3, 5, 6), the… Expand