title: On the atomic or "local" contributions to proton chemical shifts due to the anisotropy of the diamagnetic susceptibility of the nucleic acid base.
mesh_terms: D000225:Adenine; D000818:Animals; D003596:Cytosine; D006147:Guanine; D008280:Magnetics; D008968:Molecular Conformation; D009690:Nucleic Acid Conformation; D011687:Purines; D011743:Pyrimidines; D011898:Ranidae; D014498:Uracil
chemical_list: D011687:Purines; D011743:Pyrimidines; D014498:Uracil; D006147:Guanine; D003596:Cytosine; D000225:Adenine