Influence of sleep states on laryngeal and abdominal muscle response to upper airway occlusion in lambs.

abstract：:Sildenafil (Viagra) has been shown to be an effective pulmonary vasodilator and is increasingly used in patients with pulmonary hypertension. Its effects on the cerebral circulation are unclear and have not yet been described. We investigated the effect of i.v. sildenafil treatment on cerebral oxygenation in 13 childr...

journal_title：Pediatric research

authors： Nagdyman N,Fleck T,Bitterling B,Ewert P,Abdul-Khaliq H,Stiller B,Hübler M,Lange PE,Berger F,Schulze-Neick I

更新日期：2006-03-01 00:00:00

abstract：:The role of plasma glucose concentration in the regulation of endogenous glucose production in the human newborn was examined by infusing glucose at 2.6-4.6 mg/kg . min as a continuous infusion to eight normal term appropriate for gestational age infants, five preterm, and six small for gestational age infants. All in...

journal_title：Pediatric research

authors： Kalhan SC,Oliven A,King KC,Lucero C

更新日期：1986-01-01 00:00:00

abstract：:Naloxone has been shown to reverse the hemodynamic sequelae of experimental septic shock in adult animal models. Its effectiveness in the newborn has not been studied. To further investigate the efficacy of naloxone, we instrumented 18 piglets for continuous measurement of mean arterial pressure, mean pulmonary arteri...

journal_title：Pediatric research

authors： Miller RR,Menke JA,Hansen NB,Zwick DL,Bickers RG,Nowicki PT

更新日期：1986-08-01 00:00:00

abstract：:Epidermal growth factor (EGF) and transforming growth factor-alpha (TGF-alpha) are mitogenic to the intestinal epithelium. To further clarify their role in the developing human fetal gut, their expression was studied in fetuses at 15 to 20 wk of gestation. TGF-alpha mRNA was present throughout the gastrointestinal tra...

journal_title：Pediatric research

authors： Miettinen PJ

更新日期：1993-05-01 00:00:00

abstract：:Plasma antioxidant status and total radical-trapping antioxidant potential (TRAP) of children (n = 24) with cystic fibrosis (CF) were compared with those of children (n = 21) without the disease. Children with CF were found to have elevated plasma concentrations of ascorbic acid (94.6 +/- 58.2 mumol/L), with respect t...

journal_title：Pediatric research

authors： Langley SC,Brown RK,Kelly FJ

更新日期：1993-03-01 00:00:00

abstract：:Increased deposition of hyaluronan (HA) is part of the early response to fibrogenic stimulus in the lung exposed to bleomycin injury and has been associated with increased lung water in adult animals. Early respiratory distress syndrome (RDS) in premature infants is characterized by increased lung water, and late sequ...

journal_title：Pediatric research

authors： Juul SE,Kinsella MG,Jackson JC,Truog WE,Standaert TA,Hodson WA

更新日期：1994-02-01 00:00:00

abstract：:The present study aimed to test whether an acute period of asphyxia during birth in the rat results in long-term alterations in CNS function. Morphologic studies have indicated that the hippocampus is particularly vulnerable to perinatal anoxia. Thus, the present study tested adult rats, which had undergone acute birt...

journal_title：Pediatric research

authors： Boksa P,Krishnamurthy A,Brooks W

更新日期：1995-04-01 00:00:00

abstract：:BackgroundPregnant women at a high risk of preterm delivery receive glucocorticoids to accelerate fetal lung maturation and surfactant synthesis. However, the effect of antenatal steroids on the developing diaphragm remains unclear. We hypothesized that maternal betamethasone impairs the fetal diaphragm, and the magni...

journal_title：Pediatric research

authors： Mahzabin T,Pillow JJ,Pinniger GJ,Bakker AJ,Noble PB,White RB,Karisnan K,Song Y

更新日期：2017-09-01 00:00:00

abstract：BACKGROUND:Infantile hemangioma (IH) is the most frequent vascular tumor of early childhood. Recently, propranolol, a nonselective β1- and β2-adrenoceptor inhibitor, was introduced into the therapy of severe proliferating IH with excellent results. However, the underlying mechanism of action of propranolol is still unc...

journal_title：Pediatric research

authors： Rössler J,Haubold M,Gilsbach R,Jüttner E,Schmitt D,Niemeyer CM,Hein L

更新日期：2013-04-01 00:00:00

abstract：:We assessed the patterns of Helicobacter pylori (H. pylori) specific maternal antibodies in maternal serum, cord blood, and milk, which might play a role in prevention of H. pylori infection because transferred to the infant. Between November 2000 and November 2001, mothers were recruited after delivery of their offsp...

journal_title：Pediatric research

authors： Weyermann M,Borowski C,Bode G,Gürbüz B,Adler G,Brenner H,Rothenbacher D

更新日期：2005-11-01 00:00:00

abstract：:We investigated whether obese children and adolescents have early echocardiographic signs of subclinical cardiac dysfunction and evaluated the respective influence of obesity per se versus parameters of carbohydrate and lipid metabolism that are frequently abnormal in obese subjects. The role of tissue Doppler imaging...

journal_title：Pediatric research

authors： Van Putte-Katier N,Rooman RP,Haas L,Verhulst SL,Desager KN,Ramet J,Suys BE

更新日期：2008-08-01 00:00:00

abstract：BACKGROUND:Prematurity may influence the levels of amino acids, enzymes, and endocrine markers obtained through newborn screening. Identifying which analytes are the most affected by degree of prematurity could provide insight into how prematurity impacts metabolism. METHODS:Analytes from blood spots assayed by Newbor...

journal_title：Pediatric research

authors： Wilson K,Hawken S,Ducharme R,Potter BK,Little J,Thébaud B,Chakraborty P

更新日期：2014-02-01 00:00:00

abstract：:This study reports the Hb, erythropoietin (Epo), and reticulocyte course at different postnatal ages (range, 8-83 d) of 56 blood samples from 30 newborns (range, one or two blood samples from each newborn) with erythroblastosis fetalis (18 intrauterine transfused (IUTd) and 12 non-IUTd). Hb, Epo, and reticulocyte valu...

journal_title：Pediatric research

authors： Dallacasa P,Ancora G,Miniero R,Gavella B,Brondelli L,Conte R,Salvioli GP

更新日期：1996-08-01 00:00:00

abstract：:Based on the serum phenylalanine levels under free diet patients with hyperphenylalaninemia are classified as "classical" (>1200 micromol/L), "mild" (600-1200 micromol/L), or "non-phenylketonuria (PKU)-hyperphenylalaninemia" (<600 micromol/L). Recent studies revealed intellectual, neurologic, and neuropsychologic defi...

journal_title：Pediatric research

authors： Weglage J,Ullrich K,Pietsch M,Fünders B,Güttler F,Harms E

更新日期：1997-09-01 00:00:00

abstract：:Sudden infant death syndrome (SIDS) is multifactorial and may result from the interaction of a number of environmental, genetic, and developmental factors. We studied three major genes causing long QT syndrome in 42 Japanese SIDS victims and found five mutations, KCNQ1-K598R, KCNH2-T895M, SCN5A-F532C, SCN5A-G1084S, an...

journal_title：Pediatric research

authors： Otagiri T,Kijima K,Osawa M,Ishii K,Makita N,Matoba R,Umetsu K,Hayasaka K

更新日期：2008-11-01 00:00:00

abstract：:The aim of this study was to produce a neonatal piglet model which, avoiding vessel ligation, exposed the whole animal to hypoxia and produced dose-dependent clinical encephalopathy and neuropathologic damage similar to that seen after birth asphyxia. Twenty-three piglets were halothane-anesthetized. Hypoxia was induc...

journal_title：Pediatric research

authors： Thoresen M,Haaland K,Løberg EM,Whitelaw A,Apricena F,Hankø E,Steen PA

更新日期：1996-11-01 00:00:00

abstract：:One of two slightly different influenza A/ts-1[E] recombinant candidate live vaccines was given intranasally to each of 23 young children. Twelve of 15 children who had no serum HI antibody but who did have serum ANAB at the time of administration became infected and 1 had mild rhinitis. All eight who lacked both type...

journal_title：Pediatric research

authors： Kim HW,Arrobio JO,Brandt CD,Parrott RH,Murphy BR,Richman DD,Chanock RM

更新日期：1976-04-01 00:00:00

abstract：:Young adult macrosomic offspring of streptozotocin-induced mildly hyperglycemic rats exhibit accelerated growth through the first 10 wk of age. At 10 wk, oral glucose loading resulted in elevated plasma insulin and glucose concentrations compared to controls. To assess the mechanism of the abnormal glucose tolerance i...

journal_title：Pediatric research

authors： Gelardi NL,Cha CJ,Oh W

更新日期：1991-07-01 00:00:00

abstract：:Argininosuccinate synthetase and argininosuccinate lyase catalyze the conversion of citrulline to arginine in kidney. Immunohistochemical staining of mouse kidney sections with antibodies to these two enzymes, compared with the staining patterns of known markers for proximal tubules, demonstrated that these enzymes ar...

journal_title：Pediatric research

authors： Morris SM Jr,Sweeney WE Jr,Kepka DM,O'Brien WE,Avner ED

更新日期：1991-02-01 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：:The activity of galactose-1-phosphate uridyltransferase (transferase) and galactokinase in several organs from human fetuses 7-28 weeks old was measured by using radioactive substrates and column chromatography for product identification. The specific activity of transferase and galactokinase increased with gestationa...

journal_title：Pediatric research

authors： Shin-Buehring YS,Beier T,Tan A,Osang M,Schaub J

更新日期：1977-10-01 00:00:00

abstract：:We banded the trachea of 4-wk-old male rats and studied lung growth, lung morphometry, and static pulmonary mechanics 4 wk later. We compared the experimental animals to sham-operated male littermates of the same age, 8-wk-old normal male littermates, and weight-matched rats of a younger age. Tracheal banded animals w...

journal_title：Pediatric research

authors： Kida K,Thurlbeck WM

更新日期：1981-03-01 00:00:00

abstract：:We describe a method based on a Fabry-Perot interferometer at the tip of an optic fiber with a diameter of 0.25 mm for direct measurement of tracheal pressure in pediatric respiratory monitoring. The response time of the pressure transducer and its influence on the resistance of pediatric endotracheal tubes (internal ...

journal_title：Pediatric research

authors： Sondergaard S,Karason S,Hanson A,Nilsson K,Hojer S,Lundin S,Stenqvist O

更新日期：2002-03-01 00:00:00

abstract：:Premature newborns are highly susceptible to severe bacterial infections. This is partially due to their immature innate immune system, characterized by decreased neutrophil and monocyte activity as well as by reduced concentrations of complement factors. However, additional mechanisms might be important for innate im...

journal_title：Pediatric research

authors： Förster-Waldl E,Sadeghi K,Tamandl D,Gerhold B,Hallwirth U,Rohrmeister K,Hayde M,Prusa AR,Herkner K,Boltz-Nitulescu G,Pollak A,Spittler A

更新日期：2005-07-01 00:00:00

abstract：:This study tested the hypothesis that the sexually dimorphic adrenocortical response to stress is already established before birth. Chronically instrumented late gestation pregnant sheep carrying 16 male and 15 female age-matched singleton fetuses were subjected to an acute episode of hypoxic stress. Maternal and feta...

journal_title：Pediatric research

authors： Giussani DA,Fletcher AJ,Gardner DS

更新日期：2011-02-01 00:00:00

abstract：:Superoxide anion generation during severe asphyxia and reventilation was assessed in newborn pigs. Using closed cranial windows over the parietal cortices, superoxide dismutase (SOD)-inhibitable nitroblue tetrazolium (NBT) reduction was determined during asphyxia/reventilation. Asphyxia was induced by turning off the ...

journal_title：Pediatric research

authors： Pourcyrous M,Leffler CW,Mirro R,Busija DW

更新日期：1990-12-01 00:00:00

abstract：BACKGROUND:Fetal hypoxia-ischemia (H-I) results in significant morbidity and mortality. Little is known about the timing of death in human stillbirths. The vulnerability of the fetus varies with age at the time of insult, but it is unknown what happens to the timing of fetal death in relation to a fetal insult. We aske...

journal_title：Pediatric research

authors： Derrick M,Englof I,Drobyshevsky A,Luo K,Yu L,Tan S

更新日期：2012-08-01 00:00:00

abstract：:In artificial tubes as well as in blood vessels with diameters less than 500 microns, blood viscosity decreases with decreasing diameter (Fahraeus-Lindqvist effect). Our study measured viscosity of red blood cells (RBC) from 10 preterm infants, 10 term neonates, and 10 adults by means of a capillary viscometer. RBC we...

journal_title：Pediatric research

authors： Zilow EP,Linderkamp O

更新日期：1989-06-01 00:00:00

abstract：:Taurine is an essential amino acid during fetal life and appears to be vital for the growth of the fetus and for the development of the CNS. In intrauterine growth restriction (IUGR), fetal plasma concentrations of taurine are reduced, and we tested the hypothesis that this is caused by altered placental transport of ...

journal_title：Pediatric research

authors： Norberg S,Powell TL,Jansson T

更新日期：1998-08-01 00:00:00

abstract：:In view of the suggested relationship between substrate availability, fetal growth and circulating fetal IGF-I concentrations, we investigated the effect of maternal starvation on plasma IGF-I levels in the late gestation ovine fetus. Ten fetuses aged 125-130 d gestation were sampled daily from indwelling arterial cat...

journal_title：Pediatric research

authors： Bassett NS,Oliver MH,Breier BH,Gluckman PD

更新日期：1990-04-01 00:00:00