Urinary odors and size protect juvenile laboratory mice from adult male attack.

abstract：:Self-feeding is a critical self-care skill that unites motor abilities (e.g., grasping and transporting utensils/food to the mouth) and cognitive abilities (e.g., using a spoon as a tool). This cross-sectional study assessed self-feeding behavior in a sample of 38 children with typical development (TD) and compared it...

journal_title：Developmental psychobiology

authors： Babik I,Movva N,Baraldi Cunha A,Lobo MA

更新日期：2019-12-01 00:00:00

abstract：:Head-turning responses to somesthetic stimulation of the perioral region were studied at weekly intervals in 25 prematurely born infants. No regular changes associated with age were evident. The premature infants were more likely to turn towards than away from a stimulus; however, they were less so than are full-term ...

journal_title：Developmental psychobiology

authors： Lewkowicz D,Gardner J,Turkewitz G

更新日期：1979-11-01 00:00:00

abstract：:Hair cortisol has the potential to provide insight into young children's long-term stress response to social adversity. This study investigated associations between children's exposure to adversity from pregnancy to 2 years of age and their hair cortisol at 2 years, using a longitudinal cohort of children enriched for...

journal_title：Developmental psychobiology

authors： Bryson HE,Goldfeld S,Price AMH,Mensah F

更新日期：2019-05-01 00:00:00

abstract：:Nutritive deprivation, suckling deprivation, gastronintestinal fill, and milk availability contribute to the control of sucking (as measured by jaw-muscle electromyograph) and ingestion of milk (provided via a tongue cannula) in 11-13-day-old rat pups. Depriving pups of the opportunity to suckle reliably increases sub...

journal_title：Developmental psychobiology

authors： Brake SC,Sager DJ,Sullivan R,Hofer M

更新日期：1982-11-01 00:00:00

abstract：:The preweaning behavioral development was compared in 3 hamster species: the golden (Mesocricetus auratus), Chinese (Cricetulus griseus), and Djungarian (Phodopus sungorus). Differences in the age of appearance of action patterns could not be summarized by simply ranking species on either precocity or developmental sp...

journal_title：Developmental psychobiology

authors： Daly M

更新日期：1976-07-01 00:00:00

abstract：:Hand-head contacts were observed by means of serial ultrasound recordings in 10 healthy fetuses from 12 to 38 weeks of gestational age. Contacts were distinguished as being unimanual or bimanual, and if unimanual, whether they were made with the right or left hand. Both types of contact and ones made unimanually with ...

journal_title：Developmental psychobiology

authors： de Vries JI,Wimmers RH,Ververs IA,Hopkins B,Savelsbergh GJ,van Geijn HP

更新日期：2001-11-01 00:00:00

abstract：:In three experiments the effects of dopamine receptor antagonists on response-contingent punishment and autoshape learning of 1- and 4-day-old chicks were determined. In the first two experiments, 1- or 4-day-old chicks (N = 120) were trained to key-peck for heat reward and then injected intraperitoneally (ip) with ei...

journal_title：Developmental psychobiology

authors： Zolman JF,McDougall SA

更新日期：1990-03-01 00:00:00

abstract：:Research on stress-sensitive biological systems has typically focused on activation at one time, yet recent theories emphasize dynamic, context-specific adaptation. This study tested hypothesized calibration of one such system by examining both mean levels and longitudinal stability of daily cortisol--reflecting hypot...

journal_title：Developmental psychobiology

authors： Laurent HK,Gilliam KS,Bruce J,Fisher PA

更新日期：2014-09-01 00:00:00

abstract：:Previous work indicates that mice of different genotypes reared in enriched environments show differential increases in performance on a food-seeking task. In this study 2 experiments examined the effects in selected mice strains of short exposures to such enrichment. Experiment 1 indicated that 48 hr of exposure to e...

journal_title：Developmental psychobiology

authors： Henderson ND

更新日期：1976-11-01 00:00:00

abstract：:The maternal care received by rat pups malnourished by being rotated between lactating females and nonlactating foster mothers was examined. During the 1st 2 weeks after birth there were no differences in maternal care, but during the 3rd week females caring for pups fed only 8 hr daily nursed more and built better ne...

journal_title：Developmental psychobiology

authors： Fleischer SF,Turkewitz G

更新日期：1981-07-01 00:00:00

abstract：:The neurological development of the kitten was studied from birth to 120 days of age. Three motor features present at birth disappeared within the 1st 45 days of life. The labyrinthine head and body righting reactions were present at birth; the latter matured only by 25 days of age when the air righting reaction (matu...

journal_title：Developmental psychobiology

authors： Villablanca JR,Olmstead CE

更新日期：1979-03-01 00:00:00

abstract：:In Experiment I, rats 13-35 days of age were presented with acoustic startle stimuli in conjunction with light flashes or noise bursts at 4-320 msec lead times. Inhibition of the startle reflex by leading noise bursts was present on Days 13-15, whereas light flashes were not effective until Days 21-23. In Experiment I...

journal_title：Developmental psychobiology

authors： Parisi T,Ison JR

更新日期：1981-07-01 00:00:00

abstract：:Our study compared means-end exploration in infants at risk (AR) for autism and typically developing (TD) infants using a nested box paradigm. Sixteen AR and 16 TD infants were observed at 9, 12, and 15 months with follow-up at 18 and 24 months. We collected video data on three tasks involving retrieval of a small toy...

journal_title：Developmental psychobiology

authors： Srinivasan SM,Bhat AN

更新日期：2019-03-01 00:00:00

abstract：:We investigated whether positive daily peer-interactions counteract the effects of isolation in Octodon degus. Twenty-five-day-old degus were either isolated (ISO), socially housed (SOCIAL), or isolated and allowed 1-hr daily peer interaction (PARTIAL-ISO). The animals were observed over 4 weeks. Just prior to isolati...

journal_title：Developmental psychobiology

authors： Colonnello V,Iacobucci P,Anderson MP,Panksepp J

更新日期：2011-04-01 00:00:00

abstract：:Face processing mechanisms are tuned to specific low-level features including mid-range spatial frequencies and horizontal orientation energy. Behaviorally, adult observers are more effective at face recognition tasks when these information channels are available. Neural responses to face images also reflect these inf...

journal_title：Developmental psychobiology

authors： Balas B,van Lamsweerde AE,Saville A,Schmidt J

更新日期：2017-11-01 00:00:00

abstract：:Pup development and behavior in California mice were studied in litters housed with single mothers, or with fathers and mothers living together. Behavior of pups was recorded during a 15-min session every 2 days from 10 to 30 days of age. Physical contact, locomotion, grooming, and physical development indicators were...

journal_title：Developmental psychobiology

authors： Vieira ML,Brown RE

更新日期：2003-04-01 00:00:00

abstract：:In this review, we consider the literature on sensitive periods for language acquisition from the perspective of the stroke recovery literature treated in this Special Issue. Conceptually, the two areas of study are linked in a number of ways. For example, the fact that learning itself can set the stage for future fai...

journal_title：Developmental psychobiology

authors： Zevin JD,Datta H,Skipper JI

更新日期：2012-04-01 00:00:00

abstract：:The effects of early handling on behavioral and physiological responses of the rat during active avoidance learning were investigated. Handled and nonhandled males and females were run in a 2-way shuttlebox task with an unconditioned stimulus of either .5 mA or .8 mA. Animals exposed to .8 mA showed a higher corticost...

journal_title：Developmental psychobiology

authors： Weinberg J,Levine S

更新日期：1977-03-01 00:00:00

abstract：:The capacity to effortfully control or regulate behavior is of central importance in social development. Individual differences in effortful control have been hypothesized to reflect biologically based, temperamental variation among children. Posner and Rothbart (1994, 1998) have argued that the anterior attention sys...

journal_title：Developmental psychobiology

authors： Davis EP,Bruce J,Gunnar MR

更新日期：2002-01-01 00:00:00

abstract：:Under standard conditions involving isolation and cooling, it has been documented that intraoral infusion of milk and injection of the intestinal peptide cholecystokinin (CCK) result in an attenuation in ultrasonic vocalizations (USV) emitted by infant rat pups. One of the most effective stimuli in inhibiting ingestio...

journal_title：Developmental psychobiology

authors： Nelson EE,Alberts JR

更新日期：2002-03-01 00:00:00

abstract：:During postweaning development, rats exhibit several well documented trends in their play fighting: (1) It peaks between 30-40 days and then declines with the approach of sexual maturity; (2) males initiate more play fights than females; and (3) the overall complexity of play fights, as expressed by such measures as d...

journal_title：Developmental psychobiology

authors： Pellis SM,Pellis VC

更新日期：1990-04-01 00:00:00

abstract：:Infant rat pups were exposed to a novel odor (orange or cedar) while they received tactile stimulation (stroking of the body) or were presented with odor or stroking alone. The effects of these treatments were assessed on pups' performance in a huddling test (Experiment 1 and 2) and an independent feeding test (Experi...

journal_title：Developmental psychobiology

authors： Sullivan RM,Brake SC,Hofer MA,Williams CL

更新日期：1986-11-01 00:00:00

abstract：:Features of the early postnatal environment profoundly shape later physical and behavioral phenotypes. The amount of licking/grooming that rat dams direct towards their offspring has durable consequences, including behavioral and physiological dimensions of stress reactivity, cognition, and reproductive behavior. We e...

journal_title：Developmental psychobiology

authors： Starr-Phillips EJ,Beery AK

更新日期：2014-07-01 00:00:00

abstract：:The effects of maternal deprivation on learning of social and spatial tasks were investigated in female adult rats. Pups were reared artificially and received "lickinglike" tactile stimulation (AR animals) or were reared with their mothers (MR animals). In adulthood, subjects were tested on paradigms of spatial learni...

journal_title：Developmental psychobiology

authors： Lévy F,Melo AI,Galef BG Jr,Madden M,Fleming AS

更新日期：2003-11-01 00:00:00

abstract：:Passive avoidance learning was studied in young rats 7-20 days old, in control conditions and after bilateral injections of physostigmine into the lateral amygdaloid nucleus. Acquisition in controls was possible from postnatal Day 8 on, progressed markedly after Day 11, and nearly reached maturity by Day 20. Physostig...

journal_title：Developmental psychobiology

authors： Dumery V,Derer P,Blozovski D

更新日期：1988-09-01 00:00:00

abstract：:Animal personality has been extensively studied from a functional and evolutionary point of view. Less attention has been paid to the development of personality, its phenotypic plasticity, and the influence of manipulation of early environmental factors. Here we describe the effects of manipulating the sex ratio of th...

journal_title：Developmental psychobiology

authors： Gracceva G,Koolhaas JM,Groothuis TG

更新日期：2011-09-01 00:00:00

abstract：:A monkey (Macaca fascicularis) spent its first three months under far red illumination that made color vision impossible. It developed normal spectral sensitivity. In the present study we examined two aspects of color vision that presumably reflect cortical connectivity. In the first part of this article we show that ...

journal_title：Developmental psychobiology

authors： Brenner E,Cornelissen F,Nuboer W

更新日期：1990-07-01 00:00:00

abstract：:This study examined the direct and interactive effects of infants' respiratory sinus arrhythmia (RSA) and maternal depressive symptoms (MDS) during the first 6 months of life in the prediction of children's sleep problems at age 18 months. Participants included 156 children and their mothers who were followed from 3 t...

journal_title：Developmental psychobiology

authors： Gueron-Sela N,Propper CB,Wagner NJ,Camerota M,Tully KP,Moore GA

更新日期：2017-03-01 00:00:00

abstract：:In order to establish odors which can be used in appetitive and aversive conditioning paradigms, naive rat pups, postnatal day 7 (i.e., PND 7) and weanlings (PND 25), were placed in a rectangular open field with an odorant at one or both ends. Time spent over each odor was measured for 3 min. At both ages subjects avo...

journal_title：Developmental psychobiology

authors： Amiri L,Dark T,Noce KM,Kirstein CL

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:This study tested the hypothesis that maternal physiological and psychological variables during pregnancy discriminate between theoretically informed infant stress reactivity profiles. METHODS:The sample comprised 254 women and their infants. Maternal mood, salivary cortisol, respiratory sinus arrhythmia (R...

journal_title：Developmental psychobiology

authors： Rash JA,Thomas JC,Campbell TS,Letourneau N,Granger DA,Giesbrecht GF,APrON Study Team.

更新日期：2016-07-01 00:00:00