2015
DOI: 10.2337/db15-0849
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Mesenchymal Stem Cells From Infants Born to Obese Mothers Exhibit Greater Potential for Adipogenesis: The Healthy Start BabyBUMP Project

Abstract: Maternal obesity increases the risk for pediatric obesity; however, the molecular mechanisms in human infants remain poorly understood. We hypothesized that mesenchymal stem cells (MSCs) from infants born to obese mothers would demonstrate greater potential for adipogenesis and less potential for myogenesis, driven by differences in β-catenin, a regulator of MSC commitment. MSCs were cultured from the umbilical cords of infants born to normal-weight (prepregnancy [pp] BMI 21.1 ± 0.3 kg/m2; n = 15; NW-MSCs) and… Show more

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Cited by 89 publications
(126 citation statements)
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References 39 publications
(50 reference statements)
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“…Although mechanisms underlying this pathophysiology are poorly understood, studies of stem cells from babies born to mothers with obesity have provided insight. These cells have increased adipogenic capacity 16 , and changes in amino acid and fatty acid oxidation metabolites in lipidexposed, adipocytedifferentiated stem cells were predictive of rapid increases in adiposity from birth to 5 months of age 24 . Notably, biomarkers of mitochondrial dysfunction are elevated in plasma at 48 h of life in neonates born to mothers who are obese 25 .…”
Section: Developmental Programming Of Nafldmentioning
confidence: 99%
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“…Although mechanisms underlying this pathophysiology are poorly understood, studies of stem cells from babies born to mothers with obesity have provided insight. These cells have increased adipogenic capacity 16 , and changes in amino acid and fatty acid oxidation metabolites in lipidexposed, adipocytedifferentiated stem cells were predictive of rapid increases in adiposity from birth to 5 months of age 24 . Notably, biomarkers of mitochondrial dysfunction are elevated in plasma at 48 h of life in neonates born to mothers who are obese 25 .…”
Section: Developmental Programming Of Nafldmentioning
confidence: 99%
“…Data published in 2016 indicate that maternal obesity in humans promotes umbilical cord mesenchymal stem cells from newborn babies to preferentially differentiate into adipocytes rather than myocytes, correlating with an increase in neonate adiposity measured within 72 h of birth 16 . Furthermore, MRI and magnetic resonance spectroscopy in babies born to mothers with GDM who are obese showed a 70% increase in liver fat, with no statistically significant increase in subcutaneous or intraabdominal fat 17 , suggesting that fetal exposures during gestation (that is, obesity, GDM or raised levels of fatty acids) increase NAFLD risk in the human neonate.…”
mentioning
confidence: 99%
“…Our methods in growth and differentiation of uMSC have been described previously for myocytes and adipocytes (27). Undifferentiated uMSC were grown to confluence and then exposed to lipid enriched (oleate [C18:1, 133 μM], palmitate [C16:0, 67 μM], and carnitine [1 mM]) myocyte and adipocyte differentiation media.…”
Section: Methodsmentioning
confidence: 99%
“…To investigate the Biology of intraUterine Metabolic Programming (BUMP), umbilical cord tissue was obtained at birth from a convenience sample of 165 Healthy Start infants and used to culture uMSC as an ancillary part of the Healthy Start Study (Baby BUMP Project). In a subsample of these infants, we have recently shown that differentiating uMSC myocytes and adipocytes were physiologically distinct (as demonstrated by differential expression of PAX7, myogenin, myosin heavy chain, FABP4, CEBPa, and PPARγ), despite coming from the same original precursor (27). Differentiating uMSC adipocytes from offspring of OB women, compared with normal weight (NW) matched controls, had greater adipogenic potential (higher PPARγ), and uMSC lipid accumulation in the adipogenic condition was correlated with adiposity in the neonate (27).…”
Section: Introductionmentioning
confidence: 99%
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