PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 35042029-2 2022 Herein, we reported a dual-ion MALDI matrix of yolk-shell Ni/NiO nanoparticles anchored on nitrogen-doped graphene (Ni/NiO/N-Gr) to enhance MALDI performance. Graphite 106-114 reticulon 4 receptor Mus musculus 123-127