Electronic cigarette use is not associated with quitting of conventional cigarettes in youth smokers.

abstract：:In blood vessels with diameters less than 500 microns, both the hematocrit and viscosity decrease with decreasing tube diameter [Fåhraeus effect (FE) and Fåhraeus-Lindqvist effect (FLE)]. Because both effects may be influenced by red blood cell (RBC) volume and osmolality, the effects of RBC type and suspending medium...

journal_title：Pediatric research

authors： McKay CB,Linderkamp O,Meiselman HJ

更新日期：1993-10-01 00:00:00

abstract：:To determine whether epidermal growth factor (EGF) or EGF-like transforming growth factors (TGFs) are present in ovine fetal tissues, we have tested acid-ethanol extracts of ovine fetal kidney for the ability to induce anchorage-independent growth of normal rat kidney fibroblasts in soft agar and to compete with 125I-...

journal_title：Pediatric research

authors： Freemark M,Comer M

更新日期：1987-11-01 00:00:00

abstract：:Meconium aspiration syndrome (MAS) is a serious condition in newborns, associated with a poorly characterized inflammatory reaction. The aim of this study was to investigate a possible role for complement in pulmonary pathophysiology and systemic inflammation in experimental MAS. MAS was induced by instillation of mec...

journal_title：Pediatric research

authors： Lindenskov PH,Castellheim A,Aamodt G,Saugstad OD,Mollnes TE

更新日期：2004-11-01 00:00:00

abstract：:Intrahepatic and intracerebral metabolic responses to neonatal fasting or enteric carbohydrate alimentation were investigated among newborn dogs. Pups were either fasted or given an intravenous glucose infusion (alimented) before an enteric feeding of physiologic quantities of either glucose or galactose. These pups w...

journal_title：Pediatric research

authors： Kliegman RM,Miettinen EL,Morton SK

更新日期：1983-04-01 00:00:00

abstract：:Clinical trials demonstrated decreasing rates of bronchopulmonary dysplasia in preterm infants with hypoxic respiratory failure treated with inhaled nitric oxide (iNO). However, the molecular and biochemical effects of iNO on developing human fetal lungs remain vastly unknown. By using a well-characterized model of hu...

journal_title：Pediatric research

authors： Johnston LC,Gonzales LW,Lightfoot RT,Guttentag SH,Ischiropoulos H

更新日期：2010-05-01 00:00:00

abstract：:Previous studies suggest that the endotoxin lipopolysaccharide (LPS) may have dual effects on brain damage induced by hypoxia-ischemia (HI) in 7-d-old rats, depending on the exposure paradigm. Although a 4-h interval between LPS administration and HI results in sensitization to HI brain injury, tolerance is observed w...

journal_title：Pediatric research

authors： Ikeda T,Yang L,Ikenoue T,Mallard C,Hagberg H

更新日期：2006-01-01 00:00:00

abstract：:Developmental differences in myocardial performance are known to exist. It is likely that the profile of protein isoforms present on the developing thin filament contributes to these observed differences. We have prepared thin filaments from developing and mature rat hearts by using an immunoprecipitation procedure de...

journal_title：Pediatric research

authors： L'Ecuyer TJ,Schulte D,Lin JJ

更新日期：1991-09-01 00:00:00

abstract：:Cerebral concentrations of phenylalanine (PHE) were measured by means of quantitative in vivo 1H MR spectroscopy in 8 adult patients treated early for phenylketonuria type I. A 1.5-Tesla routine magnetic resonance scanner, localization sequence with short echo time (20 ms), and a fully automated data processing scheme...

journal_title：Pediatric research

authors： Pietz J,Kreis R,Boesch C,Penzien J,Rating D,Herschkowitz N

更新日期：1995-11-01 00:00:00

abstract：:Early-onset neonatal group B beta-hemolytic streptococcus (GBS) infection exhibits pathophysiologic characteristics of a toxic shock syndrome, in which a cascade of inflammatory mediators are involved. Thromboxane A2 (TXA2) is thought to play an important role as a mediator of the pulmonary response to GBS toxin, beca...

journal_title：Pediatric research

authors： Sandberg K,Edberg KE,Fish W,Parker RA,Hellerqvist C,Sundell H

更新日期：1994-05-01 00:00:00

abstract：BACKGROUND:Congenital portosystemic shunt (CPSS) has the potential to cause hepatic encephalopathy and thus needs long-term follow-up, but an effective follow-up method has not yet been established. We aimed to evaluate the importance of per-rectal portal scintigraphy (PRPS) for long-term follow-up of CPSS. METHODS:We...

journal_title：Pediatric research

authors： Cho Y,Tokuhara D,Shimono T,Yamamoto A,Higashiyama S,Kotani K,Kawabe J,Okano Y,Shiomi S,Shintaku H

更新日期：2014-05-01 00:00:00

abstract：:Topical emollient therapy may reduce the incidence of serious infections and mortality of preterm infants in developing countries. We tested whether emollient therapy reduced the burden of pathogens on skin and/or prevented bacterial translocation. Neonates <33 wk gestational age were randomized to treatment with sunf...

journal_title：Pediatric research

authors： Darmstadt GL,Saha SK,Ahmed AS,Choi Y,Chowdhury MA,Islam M,Law PA,Ahmed S

更新日期：2007-05-01 00:00:00

abstract：:WT1 is located on the short arm of human chromosome 11 and consists of 10 coding exons. Mutations of this gene have been reported to be the cause of Wilms' tumor, congenital male genitourinary malformations, and/or renal disorders. We describe here a novel WT1 gene mutation, i.e. a point mutation at intron 7 (+2) in b...

journal_title：Pediatric research

authors： Sakamoto J,Takata A,Fukuzawa R,Kikuchi H,Sugiyama M,Kanamori Y,Hashizume K,Hata JI

更新日期：2001-09-01 00:00:00

abstract：:Bacterial sepsis is a relatively common problem in the neonatal period, particularly among prematurely delivered infants. The newborn rat has been widely used as a model for sepsis neonatorum, and in that model incomplete development of the neutrophil system has been postulated to be an important factor predisposing n...

journal_title：Pediatric research

authors： Christensen RD,Rothstein G

更新日期：1984-07-01 00:00:00

abstract：:We studied the pre- and postnatal developmental regulation of the hepatic type I IGF receptor in the rat. Fetal rat liver membranes bound IGF-I throughout the latter part of gestation (d 17 to 21). After birth, binding diminished rapidly, reaching barely detectable levels by the 13th postnatal d. However, the presence...

journal_title：Pediatric research

authors： Gruppuso PA,Walker TD,Carter PA

更新日期：1991-03-01 00:00:00

abstract：:Vitamin K deficiency is a relatively common condition in neonates. However, the role of vitamin K in neonatal bone metabolism remains to be determined. Osteocalcin (OC) is the most abundant noncollagenous protein in bone, and is regulated to be gamma-carboxylated by vitamin K. In this study, we measured gamma-carboxyl...

journal_title：Pediatric research

authors： Shimizu N,Shima M,Hirai H,Nakajima S,Nishimura K,Yamaoka K,Okada S

更新日期：2002-11-01 00:00:00

abstract：:Despite effective antibiotic treatment, neuronal injury is frequent among children and adults with bacterial meningitis resulting in a high rate of death and neurologic sequelae. The hematopoietic cytokine erythropoietin (EPO) provides neuroprotection in models of acute and chronic neurologic diseases. We studied whet...

journal_title：Pediatric research

authors： Spreer A,Gerber J,Hanssen M,Nau R

更新日期：2007-12-01 00:00:00

abstract：:The newborn immune system differs quantitatively and functionally from that of adults. Development of the immune system has important implications for childhood diseases. The immaturity of the immune system in the first years of life may contribute to failure of tolerance induction and in the development of allergic d...

journal_title：Pediatric research

authors： Koning H,Baert MR,Oranje AP,Savelkoul HF,Neijens HJ

更新日期：1996-09-01 00:00:00

abstract：:The presence of high concentrations of sodium in the sweat of patients with cystic fibrosis is widely accepted by all investigators as one of the most important manifestations of the genetic defect. However, the simple means of sweat collection utilized for diagnostic purposes has been extended to the biochemical and ...

journal_title：Pediatric research

authors： Sens DA,Simmons MA,Spicer SS

更新日期：1985-08-01 00:00:00

abstract：:Newborn piglets exposed to acute hypoxia-ischemia (HI) received i.v. cannabidiol (HI + CBD) or vehicle (HI + VEH). In HI + VEH, 72 h post-HI brain activity as assessed by amplitude-integrated EEG (aEEG) had only recovered to 42 ± 9% of baseline, near-infrared spectroscopy (NIRS) parameters remained lower than normal, ...

journal_title：Pediatric research

authors： Lafuente H,Alvarez FJ,Pazos MR,Alvarez A,Rey-Santano MC,Mielgo V,Murgia-Esteve X,Hilario E,Martinez-Orgado J

更新日期：2011-09-01 00:00:00

abstract：:Several studies analyzing the immune responses in patients with cow's milk allergy (CMA) have used T-cell lines or T-cell clones that require prolonged in vitro cell culturing and may result in a switched cell phenotype and function. We investigated immune responses to beta-lactoglobulin (b-LG) in peripheral blood mon...

journal_title：Pediatric research

authors： Vocca I,Canani RB,Camarca A,Ruotolo S,Nocerino R,Radano G,Del Mastro A,Troncone R,Gianfrani C

更新日期：2011-12-01 00:00:00

abstract：:Leukotriene B4 (LTB4) is a product of arachidonic acid metabolism and a potent chemoattractant for adult polymorphonuclear leukocytes (PMN). LTB4 may be an important inflammatory mediator in neonatal lung disorders such as bronchopulmonary dysplasia, but neonatal PMN chemotaxis to LTB4 has not been studied. We compare...

journal_title：Pediatric research

authors： Dos Santos C,Davidson D

更新日期：1993-03-01 00:00:00

abstract：:Neonatal jaundice is a common condition that could potentially lead to severe neurotoxicity. In this electrophysiological study we observed the effects of a short-term bilirubin injection on evoked potentials (population spike, PS) and long-term potentiation (LTP) in the hippocampal CA3 region of Sprague Dawley rats i...

journal_title：Pediatric research

authors： Zhang L,Liu W,Tanswell AK,Luo X

更新日期：2003-06-01 00:00:00

abstract：:Beta cells are partially replaced in neonatal rodents after deletion with streptozotocin (STZ). Exposure of pregnant rats to a low protein (LP) diet impairs endocrine pancreas development in the offspring, leading to glucose intolerance in adulthood. Our objective was to determine whether protein restriction has a sim...

journal_title：Pediatric research

authors： Cox AR,Gottheil SK,Arany EJ,Hill DJ

更新日期：2010-07-01 00:00:00

abstract：:The purpose of this study was to determine the effect of chest wall distortion on esophageal manometry by measuring simultaneous esophageal pressure changes at two sites in preterm infants. Fourteen infants were studied (mean +/- SD; birth weight, 1340 +/- 260 g; age, 8.5 +/- 4 d). Esophageal pressure was measured thr...

journal_title：Pediatric research

authors： Silva Neto G,Gerhardt TO,Claure N,Duara S,Bancalari E

更新日期：1995-05-01 00:00:00

abstract：:Fifty patients with haemophilia B, belonging to 29 kindreds, were investigated with a highly sensitive immunoradiometric assay based on a homologous antibody to factor IX. The assay measures factor IX antigen (f.IX:Ag) in plasma down to 0.025 U/dl. Seventeen of 18 investigated patients with severe haemophilia B had ve...

journal_title：Pediatric research

authors： Ljung R,Holmberg L

更新日期：1982-03-01 00:00:00

abstract：:Although obstructive nephropathy is a frequent cause of renal insufficiency in infancy, factors influencing adaptation to chronic partial ureteral obstruction (CPUO) are poorly understood. Guinea pigs were subjected to unilateral CPUO within the first 2 days of life (Group I) and microsphere studies were performed at ...

journal_title：Pediatric research

authors： Chevalier RL,Kaiser DL

更新日期：1984-12-01 00:00:00

abstract：:The intranasal live attenuated influenza vaccine (LAIV), FluMist, has been widely appreciated by pediatricians, parents, and children alike for its ease of administration. However, concerns regarding lack of effectiveness in recent influenza seasons led to the CDC Advisory Committee on Immunization Practices (ACIP) re...

journal_title：Pediatric research

authors： Gill MA,Schlaudecker EP

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:To understand the increased susceptibility of preterm neonates to infection. METHODS:A murine listeriosis model using immunohistochemistry, microarray technology, and real-time polymerase chain reaction (PCR). RESULTS:We report that recombinant serum amyloid A (SAA) administered prophylactically 18 h befor...

journal_title：Pediatric research

authors： Hawkins JS,Wu Q,Wang Y,Lu CY

更新日期：2013-12-01 00:00:00

abstract：:The growth hormone-releasing hexapeptide (GHRP-6) specifically stimulates growth hormone (GH) secretion in several animal species and humans. The mechanism of action of GHRP-6 is largely unknown, although experimental evidence indicates that it may modulate growth hormone-releasing hormone (GHRH) and somatostatin acti...

journal_title：Pediatric research

authors： Locatelli V,Grilli R,Torsello A,Cella SG,Wehrenberg WB,Müller EE

更新日期：1994-08-01 00:00:00

abstract：:Disorders affecting fetal growth are commonly associated with premature birth. IGFs and their binding proteins (IGFBPs) are potent regulators of fetal growth. In vitro evidence suggests that they regulate collagen turnover. Collagen turnover can be monitored by serum markers of type I collagen synthesis (PINP) and deg...

journal_title：Pediatric research

authors： Kajantie E,Hytinantti T,Koistinen R,Risteli J,Rutanen EM,Seppälä M,Andersson S

更新日期：2001-04-01 00:00:00