Sperm calcineurin inhibition prevents mouse fertility with implications for male contraceptive

Haruhiko Miyata, Yuhkoh Satouh, Daisuke Mashiko, +7

Science

Ca ²⁺ bursts occur around a local minimal concentration of attractant and trigger sperm chemotactic response

Kogiku Shiba, Shoji A. Baba, Takafumi Inoue, +1

Proceedings of the National Academy of Sciences

Experimental BiologyLocal Minimal ConcentrationCytoskeletonReproductive BiologyOptogenetics +15

Calaxin drives sperm chemotaxis by Ca ²⁺ -mediated direct modulation of a dynein motor

Katsutoshi Mizuno, Kogiku Shiba, Masahiko Okai, +5

Proceedings of the National Academy of Sciences

Lactic acid is a sperm motility inactivation factor in the sperm storage tubules

Mei Matsuzaki, Shusei Mizushima, Gen Hiyama, +12

Scientific Reports

Stroboscopic illumination using light-emitting diodes reduces phototoxicity in fluorescence cell imaging

Takuya Nishigaki, Christopher D. Wood, Kogiku Shiba, +2

BioTechniques

A sea urchin egg jelly peptide induces a cGMP-mediated decrease in sperm intracellular Ca 2+ before its increase

Takuya Nishigaki, Christopher D. Wood, Yoshiro Tatsu, +6

Developmental Biology

Signal TransductionPhysiologyCgmp-mediated DecreaseGametePeptide Induces +10

Why small males have big sperm: dimorphic squid sperm linked to alternative mating behaviours

Yoko Iwata, Paul W. Shaw, Eiji Fujiwara, +3

BMC Evolutionary Biology

Mass spectrometry of short peptides reveals common features of metazoan peptidergic neurons

Eisuke Hayakawa, Christine Guzman, Osamu Horiguchi, +14

Nature Ecology & Evolution

Nexin-Dynein regulatory complex component DRC7 but not FBXL13 is required for sperm flagellum formation and male fertility in mice

Akane Morohoshi, Haruhiko Miyata, Keisuke Shimada, +6

PLoS Genetics

SpermatogenesisFertilityGeneticsCytoskeletonReproductive Biology +19

Sperm from Sneaker Male Squids Exhibit Chemotactic Swarming to CO2

Noritaka Hirohashi, Luis Álvarez, Kogiku Shiba, +11

Current Biology

BiologyNatural SciencesEvolutionary Biology