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Interactions That Hold DNA Together

There are four bases: Adenine and Guanine (purines); Cytosine and Thymine (Pyrimidines). Purines have two carbon-nitrogen rings while pyrimidines have a single carbon-nitrogen ring. Thus, there are ...
PNAS

Water follows polar and nonpolar protein surface domains

Contributed by Monica Olvera de la Cruz, July 29, 2019 (sent for review June 14, 2019; reviewed by Pietro Asinari and Dave Thirumalai) The hydration of molecules affects their physical and chemical ...
IEEE

An Ultra-Reliable Low-Latency Non-Binary Polar Coded SCMA Scheme

Abstract: The joint transmission scheme of polar codes and sparse code multiple access (SCMA) has been regarded as a promising technology for future wireless communication systems. However, most of ...
C&EN

Zinc Porphyrins Covalently Bound to the Side Walls of Single-Walled Carbon Nanotubes via Flexible Bonds: Photoinduced Electron Transfer in Polar Solvent

Department of Applied Chemistry, Faculty of Engineering, Kyushu Institute of Technology, Tobata-ku, Kitakyushu, 804-8550 Japan, and Institute of Multidisciplinary Research for Advanced Materials, ...
C&EN

Ultrasensitive Direct Chemical Analysis of Human Hair Using Proton Transfer Reaction Time-of-Flight Mass Spectrometry (PTR-TOF-MS) for Nontargeted Exposure Profiling

Exposure to air pollution plays a significant role in human health. Current methods of measuring human exposure are often limited to outdoor measurements, are time intensive, or are unable to ...