Takefumi Kikusui

Dog's gaze at its owner increases owner's urinary oxytocin during social interaction.

Developmental consequences and biological significance of mother-infant bonding.

The effects of social experience and gonadal hormones on retrieving behavior of mice and their responses to pup ultrasonic vocalizations.

Assessment of the factorial structures of the C-BARQ in Japan.

Dogs can discriminate human smiling faces from blank expressions.

Cross fostering experiments suggest that mice songs are innate.

Urinary oxytocin as a noninvasive biomarker of positive emotion in dogs.

A role for strain differences in waveforms of ultrasonic vocalizations during male-female interaction.

Oxytocin and mutual communication in mother-infant bonding.

Importance of mother-infant communication for social bond formation in mammals.

Effects of sex and rearing environment on imipramine response in mice.

Continued distress among abandoned dogs in Fukushima.

N-acetylmannosamine improves object recognition and hippocampal cell proliferation in middle-aged mice.

Pup odor and ultrasonic vocalizations synergistically stimulate maternal attention in mice.

Organizational effects of estrogen on male-type vulnerability to early weaning.

Testosterone inhibits facilitating effects of parenting experience on parental behavior and the oxytocin neural system in mice.

Dogs show left facial lateralization upon reunion with their owners.

Transport Response is a filial-specific behavioral response to maternal carrying in C57BL/6 mice.

Analysis of male aggressive and sexual behavior in mice.

The behavioral and endocrinological development of stress response in dogs.

Production of Sry knockout mouse using TALEN via oocyte injection.

N-acetyl-D-mannosamine treatment alleviates age-related decline in place-learning ability in dogs.

Developmental social environment imprints female preference for male song in mice.

Effects of neonatal oxytocin manipulation on development of social behaviors in mice.

Oxytocin promotes social bonding in dogs.

Impairment of interstrain social recognition during territorial aggressive behavior in oxytocin receptor-null mice.

Urinary oxytocin positively correlates with performance in facial visual search in unmarried males, without specific reaction to infant face.

Sexual attractiveness of male chemicals and vocalizations in mice.

IL1RAPL1 knockout mice show spine density decrease, learning deficiency, hyperactivity and reduced anxiety-like behaviours.

Sex differences in spatiotemporal expression of AR, ERα, and ERβ mRNA in the perinatal mouse brain.

Genetic dissection of pheromone processing reveals main olfactory system-mediated social behaviors in mice.

Social evolution. Oxytocin-gaze positive loop and the coevolution of human-dog bonds.

Double Virus Vector Infection to the Prefrontal Network of the Macaque Brain.

Sex-reversed correlation between stress levels and dominance rank in a captive non-breeder flock of crows.

Early weaning influences short-term synaptic plasticity in the medial prefrontal-anterior basolateral amygdala pathway.

Comparison of behavioral characteristics of dogs in the United States and Japan.

Intranasal administration of oxytocin promotes social play in domestic dogs.

Draft Genome Sequence of Bifidobacterium aesculapii DSM 26737T, Isolated from Feces of Baby Common Marmoset.

Structure and function of neonatal social communication in a genetic mouse model of autism.

Comparison of owner-reported behavioral characteristics among genetically clustered breeds of dog (Canis familiaris).

Preference for and discrimination of videos of conspecific social behavior in mice.

Draft Genome Sequence of Coccoid Lactobacillus equigenerosi NRIC 0697T Isolated from the Gastrointestinal Tracts of Healthy Thoroughbreds.

Owners' direct gazes increase dogs' attention-getting behaviors.

Heart rate variability predicts the emotional state in dogs.

Self-Exposure to the Male Pheromone ESP1 Enhances Male Aggressiveness in Mice.

Early weaning impairs fear extinction and decreases brain-derived neurotrophic factor expression in the prefrontal cortex of adult male C57BL/6 mice.

Early weaning impairs a social contagion of pain-related stretching behavior in mice.

Mutual mother-infant recognition in mice: The role of pup ultrasonic vocalizations.

A Self-Generated Environmental Factor as a Potential Contributor to Atypical Early Social Communication in Autism.

Draft Genome Sequence of DSM 28807 Isolated from the Gastrointestinal Tracts of Ring-Tailed Lemurs ().

Pup exposure facilitates retrieving behavior via the oxytocin neural system in female mice.

Faecal transplantation for the treatment of Clostridium difficile infection in a marmoset.

Male mice ultrasonic vocalizations enhance female sexual approach and hypothalamic kisspeptin neuron activity.

Immobility responses are induced by photoactivation of single glomerular species responsive to fox odour TMT.

Nrp2 is sufficient to instruct circuit formation of mitral-cells to mediate odour-induced attractive social responses.

Intranasal Oxytocin Treatment Increases Eye-Gaze Behavior toward the Owner in Ancient Japanese Dog Breeds.

Exocrine Gland-Secreting Peptide 1 Is a Key Chemosensory Signal Responsible for the Bruce Effect in Mice.

Sex differences in olfactory-induced neural activation of the amygdala.

Corrigendum to "Testosterone inhibits facilitating effects of parenting experience on parental behavior and the oxytocin system in mice" [Physiol. Behav. 118 (2013) 159-164].

Corrigendum to "Pup exposure facilitates retrieving behavior via the oxytocin neural system in female mice" [Psychoneuroendocrinology 79 (2017) 20-30].

Effect of Canine Oxytocin Receptor Gene Polymorphism on the Successful Training of Drug Detection Dogs.

Identification of an Intra- and Inter-specific Tear Protein Signal in Rodents.

Effect of Sociosexual Experience and Aging on Number of Courtship Ultrasonic Vocalizations in Male Mice.

Female mice exhibit both sexual and social partner preferences for vocalizing males.

Responses to pup vocalizations in subordinate naked mole-rats are induced by estradiol ingested through coprophagy of queen's feces.

How does social enrichment produce health benefits?

Gonadal steroid hormone secretion during the juvenile period depends on host-specific microbiota and contributes to the development of odor preference.

Early weaning increases anxiety via brain-derived neurotrophic factor signaling in the mouse prefrontal cortex.

Vasopressin enhances human preemptive strike in both males and females.

Low maternal care enhances the skin barrier resistance of offspring in mice.

Emotional Contagion From Humans to Dogs Is Facilitated by Duration of Ownership.

Endocrine Regulations in Human-Dog Coexistence through Domestication.

The blockade of oxytocin receptors in the paraventricular thalamus reduces maternal crouching behavior over pups in lactating mice.

Microbial colonization history modulates anxiety-like and complex social behavior in mice.

Dog and Cat Ownership Predicts Adolescents' Mental Well-Being: A Population-Based Longitudinal Study.

Female C57BL/6 and BALB/c mice differently use the acoustic features of male ultrasonic vocalizations for social preferences.

Familiarity with humans affect dogs' tendencies to follow human majority groups.

Early weaning augments the spontaneous release of dopamine in the amygdala but not the prefrontal cortex: an in vivo microdialysis study of male rats.

Association between Pet Ownership and Obesity: A Systematic Review and Meta-Analysis.

Breastfeeding dynamically changes endogenous oxytocin levels and emotion recognition in mothers.

Maternal approach behaviors toward neonatal calls are impaired by mother's experiences of raising pups with a risk gene variant for autism.

Low maternal licking/grooming stimulation increases pain sensitivity in male mouse offspring.

Testosterone regulates the emission of ultrasonic vocalizations and mounting behavior during different developmental periods in mice.

Development of the paternal brain in expectant fathers during early pregnancy.

Characterization of brown adipose tissue thermogenesis in the naked mole-rat (Heterocephalus glaber), a heterothermic mammal.

Hypothalamic perifornical Urocortin-3 neurons modulate defensive responses to a potential threat stimulus.

Divergent effects of oxytocin on eye contact in bonobos and chimpanzees.

The Gaze Communications Between Dogs/Cats and Humans: Recent Research Review and Future Directions.

Validation of a newly generated oxytocin antibody for enzyme-linked immunosorbent assays.

Corrigendum: The Gaze Communications Between Dogs/Cats and Humans: Recent Research Review and Future Directions.

The olfactory critical period is determined by activity-dependent Sema7A/PlxnC1 signaling within glomeruli.

Aims of the special issue of "Neuro-Molecular Understanding for the Gut-Brain Axis".

Testosterone Increases the Emission of Ultrasonic Vocalizations With Different Acoustic Characteristics in Mice.

Oxytocin neurons enable social transmission of maternal behaviour.

Microendoscopic calcium imaging of the primary visual cortex of behaving macaques.

The naked truth: a comprehensive clarification and classification of current 'myths' in naked mole-rat biology.

Neuroendocrine Mechanisms of Social Bonds and Separation Stress in Rodents, Dogs, and Other Species.

Chemogenetic inactivation reveals the inhibitory control function of the prefronto-striatal pathway in the macaque brain.

Basal cortisol concentrations related to maternal behavior during puppy development predict post-growth resilience in dogs.

Mutual synchronization of eyeblinks between dogs/cats and humans.

Cats learn the names of their friend cats in their daily lives.

Measurement of the exploration-exploitation response of dogs through a concurrent visual discrimination task.

Identification of genes associated with human-canine communication in canine evolution.

Correlations between behavior and hormone concentrations or gut microbiome imply that domestic cats (Felis silvestris catus) living in a group are not like 'groupmates'.

Humanized substitutions of in mice alter amygdala-dependent behaviors associated with the evolution of anxiety.

Increase of tear volume in dogs after reunion with owners is mediated by oxytocin.

Prelimbic cortex responds to male ultrasonic vocalizations in the presence of a male pheromone in female mice.

Autonomic nervous system responses of dogs to human-dog interaction videos.

Effects of enhanced insect feeding on the faecal microbiota and transcriptome of a family of captive common marmosets (Callithrix jacchus).

Changes in Cat Facial Morphology Are Related to Interaction with Humans.

Development of the Paternal Brain in Humans throughout Pregnancy.

Sociality of Cats toward Humans Can Be Influenced by Hormonal and Socio-Environmental Factors: Pilot Study.

Dogs showed lower parasympathetic activity during mutual gazing while owners did not.

Effects of the COVID-19 Pandemic on the Behavioural Tendencies of Cats and Dogs in Japan.

Structural alterations in the amygdala and impaired social incentive learning in a mouse model of a genetic variant associated with neurodevelopmental disorders.

Author Correction: Cats learn the names of their friend cats in their daily lives.

Ownership of dogs and cats leads to higher levels of well-being and general trust through family involvement in late adolescence.

Long-term monitoring of huddling behavior in mice using online image processing.

Higher oxytocin concentrations occur in subjects who build affiliative relationships with companion robots.

Intergenerational transmission of maternal behavioral traits in mice: involvement of the gut microbiota.

Intestinal microbiome and maternal mental health: preventing parental stress and enhancing resilience in mothers.