GuillermoJValenzuelaMDMBA

PubMed

• Uterine Dehiscence in the Early Third Trimester: A Report of Two Cases.
  Kristina Nalbandyan, Tina Bui, Kristina Roloff, Guillermo J Valenzuela> ;Cureus. 2023 Jun 1
• Interest in and Barriers to Telehealth Uptake in an Obstetric and Pediatric Medicaid Population.
  Mallory Novack, Kristina Roloff, Guillermo J Valenzuela> ;Cureus. 2022 Oct 1
• 2 citations
  Outpatient Cervical Ripening With Misoprostol in Low-Risk Pregnancies
  Kristina Roloff, Kristina Nalbandyan, Suzanne Cao, C. Camille Okekpe, Inessa Dombrovsky, Guillermo J. Valenzuela> ;Cureus. 2021 Nov 22
• 2 citations
  Common Combinations of Pregestational Diagnosis and Pregnancy Complications
  Suzanne Cao, Fanglong Dong, C. Camille Okekpe, Inessa Dombrovsky, Guillermo J. Valenzuela, Kristina Roloff> ;Cureus. 2021 Nov 3
• 3 citations
  Colorectal Cancer Diagnosed During Pregnancy With Delayed Treatment
  Suzanne Cao, C. Camille Okekpe, Inessa Dombrovsky, Guillermo J. Valenzuela, Kristina Roloff> ;Cureus. 2020 May 24
• 3 citations
  Prevalence of the number of pre-gestational diagnoses and trends in the United States in 2006 and 2016.
  Suzanne Cao, Fanglong Dong, C. Camille Okekpe, Inessa Dombrovsky, Guillermo J. Valenzuela, Kristina Roloff> ;The Journal of Maternal-Fetal & Neonatal Medicine. 2020 Apr 29
• 4 citations
  Effects of Melatonin on the Defense to Acute Hypoxia in Newborn Lambs.
  Felipe A. Beñaldo, Aníbal J. Llanos, C Araya-Quijada, Auristela Rojas, Alejandro González-Candia, Emilio A. Herrera, Germán Ebensperger, Gertrudis Cabello, Guillermo J...> ;Frontiers in Endocrinology. 2019 Jul 12
• 2 citations
  Delayed-Interval Delivery of Twin Gestation via Cesarean Section: A Case Report
  Suzanne Cao, Logan Walter, Guillermo J. Valenzuela, Kristina Roloff> ;The American Journal of Case Reports. 2019 May 25
• 6 citations
  Pregnancies Complicated by Familial Hypertriglyceridemia: A Case Report.
  Suzanne Cao, NhuChi Dao, Kristina Roloff, Guillermo J. Valenzuela> ;AJP Reports. 2018 Oct 1
• 6 citations
  Prevalence of oropharyngeal group B Streptococcus colonization in mothers, family, and health care providers.
  Kristina Roloff, Gohar Stepanyan, Guillermo J. Valenzuela> ;Plos One. 2018 Sep 28
• 6 citations
  Developmental Programming of Capuchin Monkey Adrenal Dysfunction by Gestational Chronodisruption.
  Hans Richter, Natalia Mendez, Lorena Abarzua-Catalan, Guillermo J. Valenzuela, María Serón-Ferré, Claudia Torres-Farfan> ;Biomed Research International. 2018 Aug 13
• 7 citations
  Treatment of spontaneous preterm labour with retosiban: a phase II pilot dose-ranging study.
  Steven Thornton, Guillermo J. Valenzuela, Charlotte A. Baidoo, Michael J. Fossler, Timothy H. Montague, Linda M. Clayton, Marcy Powell, Jerry Snidow, Brendt Stier, Dav...> ;British Journal of Clinical Pharmacology. 2017 Oct 1
• 9 citations
  Deciphering the Function of the Blunt Circadian Rhythm of Melatonin in the Newborn Lamb: Impact on Adrenal and Heart.
  María Serón-Ferré, Claudia Torres-Farfan, Francisco Valenzuela, Sebastian Castillo-Galán, Auristela Rojas, Natalia Mendez, Henry Reynolds, Guillermo J. Valenzuela, Aní...> ;Endocrinology. 2017 Sep 1
• 16 citations
  Treatment of spontaneous preterm labour with retosiban: a phase 2 proof-of-concept study
  Steven Thornton, Hugh Miller, Guillermo J. Valenzuela, Jerry Snidow, Brendt Stier, Michael J. Fossler, Timothy H. Montague, Marcy Powell, Kathleen J. Beach> ;British Journal of Clinical Pharmacology. 2015 Oct 1
• Cumulative oxytocin dose during induction of labor according to maternal body mass index.
  Roloff K Peng S Sanchez-Ramos L Valenzuela GJ> ;Int J Gynaecol Obstet. 2015 Jun 22
• 34 citations
  Impact of Maternal Melatonin Suppression on Amount and Functionality of Brown Adipose Tissue (BAT) in the Newborn Sheep
  María Serón-Ferré, Henry Reynolds, Natalia Mendez, Mauricio Mondaca, Francisco Valenzuela, Renato Ebensperger, Guillermo J. Valenzuela, Emilio A. Herrera, Aníbal J. Ll...> ;Frontiers in Endocrinology. 2015 Jan 6
• 27 citations
  Impact of chronodisruption during primate pregnancy on the maternal and newborn temperature rhythms.
  María Serón-Ferré, M. L. Forcelledo, Claudia Torres-Farfan, Francisco Valenzuela, Auristela Rojas, Marcela Vergara, Pedro P. Rojas-García, Monica P Recabarren, Guiller...> ;Plos One. 2013 Feb 28
• 82 citations
  Timed maternal melatonin treatment reverses circadian disruption of the fetal adrenal clock imposed by exposure to constant light.
  Natalia Mendez, Lorena Abarzua-Catalan, Nelson Vilches, Hugo A. Galdames, Carlos Spichiger, Hans Richter, Guillermo J. Valenzuela, María Serón-Ferré, Claudia Torres-Fa...> ;Plos One. 2012 Aug 13
• 104 citations
  Circadian rhythms in the fetus.
  María Serón-Ferré, Natalia Mendez, Lorena Abarzua-Catalan, Nelson Vilches, Francisco Valenzuela, Henry Reynolds, Aníbal J. Llanos, Auristela Rojas, Guillermo J. Valenz...> ;Molecular and Cellular Endocrinology. 2012 Feb 5
• 95 citations
  A circadian clock entrained by melatonin is ticking in the rat fetal adrenal.
  Claudia Torres-Farfan, Natalia Mendez, L. Abarzua-Catalan, Nelson Vilches, Guillermo J. Valenzuela, María Serón-Ferré> ;Endocrinology. 2011 Mar 1
• 52 citations
  Melatonin exerts direct inhibitory actions on ACTH responses in the human adrenal gland.
  Carmen Campino, Francisco Valenzuela, Claudia Torres-Farfan, Henry Reynolds, Lorena Abarzua-Catalan, E. Arteaga, C. Trucco, S. Guzman, Guillermo J. Valenzuela, María S...> ;Hormone and Metabolic Research = Hormon- Und Stoffwechselforschung = Hormones Et Metabolisme. 2011 Feb 17
• 24 citations
  Cryptochrome 2 expression level is critical for adrenocorticotropin stimulation of cortisol production in the capuchin monkey adrenal.
  Claudia Torres-Farfan, L. Abarzua-Catalan, Francisco Valenzuela, Natalia Mendez, Hans Richter, Guillermo J. Valenzuela, María Serón-Ferré> ;Endocrinology. 2009 Feb 26
• 57 citations
  Evidence of a role for melatonin in fetal sheep physiology: direct actions of melatonin on fetal cerebral artery, brown adipose tissue and adrenal gland.
  Claudia Torres-Farfan, Francisco Valenzuela, Mauricio Mondaca, Guillermo J. Valenzuela, Bernardo J. Krause, Emilio A. Herrera, Raquel A. Riquelme, Aníbal J. Llanos, Ma...> ;The Journal of Physiology. 2008 Aug 15
• 58 citations
  Clock gene expression in adult primate suprachiasmatic nuclei and adrenal: is the adrenal a peripheral clock responsive to melatonin?
  Francisco Valenzuela, Claudia Torres-Farfan, Hans Richter, Natalia Mendez, Carmen Campino, Fernando Torrealba, Guillermo J. Valenzuela, María Serón-Ferré> ;Endocrinology. 2008 Apr 1
• 21 citations
  Circadian cortisol secretion and circadian adrenal responses to ACTH are maintained in dexamethasone suppressed capuchin monkeys (Cebus apella).
  Claudia Torres-Farfan, Francisco Valenzuela, Renato Ebensperger, Natalia Mendez, Carmen Campino, Hans Richter, Guillermo J. Valenzuela, María Serón-Ferré> ;American Journal of Primatology. 2008 Jan 1
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