2015
DOI: 10.1016/j.pbb.2015.04.008
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Perinatal malnutrition stimulates motivation through reward and enhances drd1a receptor expression in the ventral striatum of adult mice

Abstract: Perinatal protein malnutrition stimulates hedonic control of eating behavior by promoting increased intake of palatable foods, possibly due to increased expression of dopamine receptor DRD1a in the ventral striatum.

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Cited by 10 publications
(10 citation statements)
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“…However, exposure to a low-protein diet during gestation (but not caloric restriction per se) is associated with mild hyperphagia in adult females (12 weeks), but not males 12 . Consistent with observations in humans 15,165 , exposure to undernutrition during gestation is associated with an increased preference consumption of high fat foods in male and female rats 13 and increased motivation for palatable food reward in male rats 166,167 and mice 168 . However, preferences for fat are only linked to increased adiposity in females, with no effect on body weight in either gender 13 .…”
Section: Maternal Influences In Rodentssupporting
confidence: 85%
See 1 more Smart Citation
“…However, exposure to a low-protein diet during gestation (but not caloric restriction per se) is associated with mild hyperphagia in adult females (12 weeks), but not males 12 . Consistent with observations in humans 15,165 , exposure to undernutrition during gestation is associated with an increased preference consumption of high fat foods in male and female rats 13 and increased motivation for palatable food reward in male rats 166,167 and mice 168 . However, preferences for fat are only linked to increased adiposity in females, with no effect on body weight in either gender 13 .…”
Section: Maternal Influences In Rodentssupporting
confidence: 85%
“…Some groups reported increased responsiveness to a palatable food reward in the NAc of adult rats 166,167 , but other groups did not 169,170 . Although several groups reported changes in the expression of key components of the dopamine signaling pathway in the NAc, findings were not consistent across the groups 168171 .…”
Section: Maternal Influences In Rodentsmentioning
confidence: 86%
“…However, they used a different animal model based on perinatal protein restriction. 52 In this same study there was also a decrease in palatable diet consumption in both the control and malnourished groups after the application of D1 and D2 agonists; however, the anorexic effect of the D1 agonist was understated in malnourished animals.…”
Section: Exploring the Mechanismsmentioning
confidence: 66%
“…However, the increased preference was accompanied by diminished conditioned place preference for this type of food. Interestingly, two studies assessed animals’ motivational behavior in adulthood by giving them a stimulus of food reward and observed that the rats submitted to the perinatal low protein protocol (IUGR) were more motivated by food reward, 51 , 52 and in one of these studies they found that IUGR animals had delays during learning of the task 51 . All these results suggest that IUGR animals are more driven towards food reward and are able to deal with the difficulty to find the food, even though they have learning and/or association difficulties.…”
Section: Experimental Evidencementioning
confidence: 99%
“…Additionally, we found that overall, the 'health-conscious' maternal dietary pattern was inversely associated with 'enjoyment of food' in boys but not in girls, and positively associated with 'slowness in eating' at 6 months of age. Several animal studies have examined the effect of maternal diet on feeding behaviour 31,32 and neurobiological processes [33][34][35] controlling appetite in the offspring. However, to the best of our knowledge, this is the first study to assess the effect of third-trimester diet in women with GDM on a questionnaire-based assessment, i.e., the 36 .…”
Section: Discussionmentioning
confidence: 99%