Katherine M Halloran
YOU?
Author Swipe
View article: OR21-04 Developmental Programming: Origin of MASLD in a Sheep Model of Polycystic Ovary Syndrome and Impact of Postnatal Obesity on its Severity
OR21-04 Developmental Programming: Origin of MASLD in a Sheep Model of Polycystic Ovary Syndrome and Impact of Postnatal Obesity on its Severity Open
Disclosure: K.M. Halloran: None. J. Sustaita: None. R. Cardoso: None. V. Padmanabhan: None. Metabolic dysfunction is associated with insulin resistance and a hyper-inflammatory/oxidative state which is worsened by obesity. This can lead t…
View article: MON-173 Postnatal Obesity Exacerbates Prenatal Testosterone Excess-Induced Visceral Adipose Tissue Dysfunction in a Sheep Model of Polycystic Ovary Syndrome
MON-173 Postnatal Obesity Exacerbates Prenatal Testosterone Excess-Induced Visceral Adipose Tissue Dysfunction in a Sheep Model of Polycystic Ovary Syndrome Open
Disclosure: M. Agarwal: None. K.M. Halloran: None. R.C. Cardoso: None. V. Padmanabhan: None. Polycystic ovary syndrome (PCOS), a common hyperandrogenic disorder in reproductive aged women, is linked to metabolic dysfunction including dysli…
View article: Key biochemical pathways during pregnancy in livestock: mechanisms regulating uterine and placental development and function
Key biochemical pathways during pregnancy in livestock: mechanisms regulating uterine and placental development and function Open
Development and function of the uterus and placenta are essential for a successful pregnancy, particularly in livestock species where reproductive efficiency is economically important. Several metabolic pathways play critical roles in uter…
View article: Characterization of the expression of XPR1 in ovine utero-placental tissues
Characterization of the expression of XPR1 in ovine utero-placental tissues Open
In brief Phosphate plays a critical role in conceptus development, yet the mechanisms regulating utero-placental availability remain underinvestigated. This research characterized the spatiotemporal expression and endocrine regulation of X…
View article: Characterization of TNSALP expression and activity in porcine utero-placental tissues
Characterization of TNSALP expression and activity in porcine utero-placental tissues Open
Tissue non-specific alkaline phosphatase (TNSALP) regulates postnatal phosphate homeostasis, but its role in utero-placental phosphate availability remains poorly understood. Gilts were bred and hysterectomized on Day 60 or Day 90 of gesta…
View article: 7406 Developmental Programming: Impact Of Prenatal Exposure To A Real-Life Environmental Chemical Mixture Via Biosolids On Ovarian Follicle Populations In Prepubertal Sheep
7406 Developmental Programming: Impact Of Prenatal Exposure To A Real-Life Environmental Chemical Mixture Via Biosolids On Ovarian Follicle Populations In Prepubertal Sheep Open
Disclosure: K.M. Halloran: None. J.N. Ciarelli: None. Y. Zhou: None. M. Bellingham: None. R.G. Lea: None. N.P. Evans: None. K.D. Sinclair: None. P. Smith: None. V. Padmanabhan: None. Establishment of the fetal ovarian follicular reserve is…
View article: 7395 Developmental Programming: Adverse Effects Of Prenatal Exposure To A Real-Life Environmental Chemical Mixture Via Biosolids On Ovarian Folliculogenesis In Adult Sheep
7395 Developmental Programming: Adverse Effects Of Prenatal Exposure To A Real-Life Environmental Chemical Mixture Via Biosolids On Ovarian Folliculogenesis In Adult Sheep Open
Disclosure: Y. Zhou: None. K.M. Halloran: None. M. Bellingham: None. N.P. Evans: None. R.G. Lea: None. K.D. Sinclair: None. V. Padmanabhan: None. The ovarian capacity to provide fertilizable oocytes, regulate folliculogenesis as well as ac…
View article: Progesterone regulates tissue non-specific alkaline phosphatase (TNSALP) expression and activity in ovine utero-placental tissues
Progesterone regulates tissue non-specific alkaline phosphatase (TNSALP) expression and activity in ovine utero-placental tissues Open
Background Tissue non-specific alkaline phosphatase (TNSALP; encoded by the ALPL gene) has a critical role in the postnatal regulation of phosphate homeostasis, yet how TNSALP activity and expression are regulated during pregnancy remain l…
View article: Exploratory Analysis of the Sex-Specific Differences at the Transcriptional Interface between the Maternal and Fetal Compartments of the Sheep Placenta
Exploratory Analysis of the Sex-Specific Differences at the Transcriptional Interface between the Maternal and Fetal Compartments of the Sheep Placenta Open
View article: SAT065 Developmental Programming: Sex-specific Programming Of Pancreas In A Sheep Model Of Polycystic Ovary Syndrome
SAT065 Developmental Programming: Sex-specific Programming Of Pancreas In A Sheep Model Of Polycystic Ovary Syndrome Open
Disclosure: K.M. Halloran: None. A.K. Vyas: None. N. Saadat: None. V. Padmanabhan: None. Prenatal testosterone (T) treatment from gestational days (GD) 30-90 (sexually dimorphic window of fetal development where male fetuses naturally see …
View article: Placental assessment using spectral analysis of the envelope of umbilical venous waveforms in sheep
Placental assessment using spectral analysis of the envelope of umbilical venous waveforms in sheep Open
View article: Phosphate, calcium, and vitamin D signaling, transport, and metabolism in the endometria of cyclic ewes
Phosphate, calcium, and vitamin D signaling, transport, and metabolism in the endometria of cyclic ewes Open
View article: Developmental programming: Preconceptional and gestational exposure of sheep to a real-life environmental chemical mixture alters maternal metabolome in a fetal sex-specific manner
Developmental programming: Preconceptional and gestational exposure of sheep to a real-life environmental chemical mixture alters maternal metabolome in a fetal sex-specific manner Open
View article: 278 Awardee Talk: Progesterone Regulates the Abundance of Mrnas and Proteins Involved in Polyamine Metabolism in the Sheep Endometrium
278 Awardee Talk: Progesterone Regulates the Abundance of Mrnas and Proteins Involved in Polyamine Metabolism in the Sheep Endometrium Open
Agmatine and polyamines (putrescine, spermidine, and spermine), metabolites of L-arginine, are important for development of mammalian conceptuses. The objective of this study was to determine if exogenous progesterone administered during t…
View article: Uptake of Phosphate, Calcium, and Vitamin D by the Pregnant Uterus of Sheep in Late Gestation: Regulation by Chorionic Somatomammotropin Hormone
Uptake of Phosphate, Calcium, and Vitamin D by the Pregnant Uterus of Sheep in Late Gestation: Regulation by Chorionic Somatomammotropin Hormone Open
Minerals are required for the establishment and maintenance of pregnancy and regulation of fetal growth in mammals. Lentiviral-mediated RNA interference (RNAi) of chorionic somatomammotropin hormone (CSH) results in both an intrauterine gr…
View article: Effects of exogenous progesterone on the expression of mineral regulatory molecules by ovine endometrium and placentomes
Effects of exogenous progesterone on the expression of mineral regulatory molecules by ovine endometrium and placentomes Open
This study aimed to determine whether the acceleration of conceptus development induced by the administration of exogenous progesterone (P4) during the preimplantation period of pregnancy alters calcium, phosphate, and vitamin D signaling …
View article: Effects of progesterone and interferon tau on ovine endometrial phosphate, calcium, and vitamin D signaling
Effects of progesterone and interferon tau on ovine endometrial phosphate, calcium, and vitamin D signaling Open
Given recent reports of expression of postnatal mineral transport regulators at the maternal–conceptus interface during the peri-implantation period, this study tested the hypothesis that progesterone (P4) and interferon tau (IFNT) regulat…
View article: Pre-implantation exogenous progesterone and pregnancy in sheep. II. Effects on fetal-placental development and nutrient transporters in late pregnancy
Pre-implantation exogenous progesterone and pregnancy in sheep. II. Effects on fetal-placental development and nutrient transporters in late pregnancy Open
Background Administration of progesterone (P4) to ewes during the first 9 to 12 days of pregnancy accelerates blastocyst development by day 12 of pregnancy, likely due to P4-induced up-regulation of key genes in uterine epithelia responsib…
View article: Pre-implantation exogenous progesterone and pregnancy in sheep: I. polyamines, nutrient transport, and progestamedins
Pre-implantation exogenous progesterone and pregnancy in sheep: I. polyamines, nutrient transport, and progestamedins Open
View article: Novel mineral regulatory pathways in ovine pregnancy: I. phosphate, klotho signaling, and sodium-dependent phosphate transporters
Novel mineral regulatory pathways in ovine pregnancy: I. phosphate, klotho signaling, and sodium-dependent phosphate transporters Open
Appropriate mineralization of the fetal skeleton requires an excess of phosphate in the fetus compared to the mother. However, mechanisms for placental phosphate transport are poorly understood. This study aimed to identify phosphate regul…
View article: Effect of supplementation of unprotected or protected arginine to prolific ewes on maternal amino acids profile, lamb survival at birth, and pre- and post-weaning lamb growth
Effect of supplementation of unprotected or protected arginine to prolific ewes on maternal amino acids profile, lamb survival at birth, and pre- and post-weaning lamb growth Open
This research determined the effects of dietary supplementation with rumen-protected arginine (Pro-Arg) on metabolites and amino acids in maternal plasma and lamb survival rate at birth (LSRAB) in prolific Afec–Assaf ewes. The hypothesis w…
View article: Self-reported and observed feeding practices of Rhode Island Head Start teachers: Knowing what not to do
Self-reported and observed feeding practices of Rhode Island Head Start teachers: Knowing what not to do Open
View article: Head Start Teacher Nutrition Knowledge, Attitudes and Diet as Predictors of Classroom Mealtime Behaviors with Children
Head Start Teacher Nutrition Knowledge, Attitudes and Diet as Predictors of Classroom Mealtime Behaviors with Children Open
Recent research has suggested that childcare settings can play an integral role in the prevention of childhood obesity. Childcare providers are in a unique position to influence the diets of children through a number of mealtime interactio…