John O’Brien

Investigation of the Alamar Blue (resazurin) fluorescent dye for the assessment of mammalian cell cytotoxicity

John O’Brien, Ian D. Wilson, Terry C. Orton et al. · European Journal of Biochemistry · 2000 · 3.3K citations · Full text

Toxicology Testing, 'Resazurin Reduction Test, Toxicological Mechanism +18

Altered nociception, analgesia and aggression in mice lacking the receptor for substance P

Carmen De Felipe, Juan F. Herrero, John O’Brien et al. · Nature · 1998 · 756 citations

Molecular Pharmacology, Health Sciences, Behavioral Neuroscience +15

Prey preferences of the leopard (<i>Panthera pardus</i>)

Matt W. Hayward, Philipp Henschel, John O’Brien et al. · Journal of Zoology · 2006 · 582 citations

Foraging, Engineering, Wildlife Ecology +9

Synchronization and Maintenance of Timekeeping in Suprachiasmatic Circadian Clock Cells by Neuropeptidergic Signaling

Elizabeth S. Maywood, Akhilesh B. Reddy, Gabriel K.Y. Wong et al. · Current Biology · 2006 · 436 citations · Full text

Alertness, Neurophysiology, Medicine +11

Analysis of Clock Proteins in Mouse SCN Demonstrates Phylogenetic Divergence of the Circadian Clockwork and Resetting Mechanisms

Manuel D Field, Elizabeth S Maywood, John O’Brien et al. · Neuron · 2000 · 340 citations · Full text

Biology, Knockout Mouse, Clock Proteins +12