Humans article human controlled study 928 priority journal 909 human cell 631 Female 622 Male 588 female 573 Animals 571 male 533 adult 483 nonhuman 477 Adult 438 unclassified drug 341 Middle Aged 306 metabolism 279 protein expression 265 animal 249 Mice 230 physiology 229 animal cell 221 Argentina 209 Aged 201 clinical article 198 mouse 197 aged 179 Cell Line, Tumor 172 chemistry 166 cell proliferation 164