While it is often believed that the origins of life required participation of early biomolecules, it
has been recently proposed that “non-biomolecules”, which would have been just as, if not …

The Strecker cyanohydrin synthesis is a known mechanism for the formation of amino acids
from aldehydes, ammonia, and cyanide. An alternative mechanism for amino acid synthesis …

Extraterrestrial nucleobases are of key interest owing to their implications for the chemical
evolution of primordial molecules in the solar system and their potential contributions to …

A positive correlation was observed between the enantiomeric excess (ee) of L-isovaline (L-
iVal) and the degree of aqueous alteration (AqA) of carbonaceous meteorites. The origin of …

抄録 Since the detection of extraterrestrial amino acids in the Murchison meteorite, dramatic
improvements in chromatographic techniques with mass spectrometry over the past half …

抄録 地球上には地球外有機化合物が常に降り注いでおり, 生命活動においても見過ごせない影響
を与えていると想定される. 地球上の生命の中で, 微生物は特に多様性が高く …