Gas chromatography–mass spectrometry (GC–MS) and liquid chromatography–mass spectrometry (LC–MS) reveal lasting brain cholesterol loss after myelin damage.
Kinjal Bhatt would expose early-career scientists to the field sooner, while Ina Varfaj says a broken chromatography column taught her failure is normal.
Nitish Sharma and Piotr Alvarez compare reverse-phase separations of small molecules vs. peptides, from pI value and hydrophobicity to impurity profiles.