Richard W. Hall

Dr. Richard W. Hall


Research Focus & Metrics

Academic Career Length

37Years (1990-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 May 2005 in Pediatrics
Verified
Journal Article
Closed access
PDF file
RHRichard W. Hall
Richard W. Hall
SKShari S. Kronsberg
Shari S. Kronsberg
BBBruce A. Barton
Bruce A. Barton
JKJeffrey R. Kaiser
Jeffrey R. Kaiser
KAKanwaljeet J. S. Anand
Kanwaljeet J. S. Anand
FGfor the NEOPAIN Trial Investigators Group
for the NEOPAIN Trial Investigators Group
Objectives. The use of screening tests for celiac disease has increased the number of patients referred for evaluation. We proposed that the subgroup of patients with very high tissue transglutaminase antibody (TTG) titers is positive for celiac disease and a small-bowel biopsy is not necessary to make the diagnosis. A gluten-free diet should be attempted and, if the patient’s symptoms do not improve, then a biopsy should be performed to confirm the diagnosis.

1 October 2007 in Seminars in Perinatology
Verified
Journal Article
Closed access
RHRichard W. Hall
Richard W. Hall
EBElaine Boyle
Elaine Boyle
TYThomas Young
Thomas Young

1 January 2013 in Journal of Neonatal-Perinatal Medicine
Verified
Journal Article
Closed access
PDF file
AMA.J. Mitchell
A.J. Mitchell
CYC. Yates
C. Yates
DWDavid Keith Williams
David Keith Williams
RHRichard W. Hall
Richard W. Hall
BACKGROUND/AIMS: Kangaroo care (KC) has possible benefits for promoting physiological stability and positive developmental outcomes in preterm infants. The purpose of this study was to compare bradycardia and oxygen desaturation events in preterm inf

7 August 2008 in Behavioral and Brain Functions
Verified
Journal Article
Open access
PDF file
CRCynthia R Rovnaghi
Cynthia R Rovnaghi
SGSarita Garg
Sarita Garg
RHRichard W. Hall
Richard W. Hall
ABAdnan T Bhutta
Adnan T Bhutta
KAKanwaljeet J. S. Anand
Kanwaljeet J. S. Anand
Background: Neonatal rats exposed to repetitive inflammatory pain have altered behaviors in young adulthood, partly ameliorated by Ketamine analgesia. We examined the relationships between protein expression, neuronal survival and plasticity in the neonatal rat brain, and correlated these changes with adult cognitive behavior. Methods: Using Western immunoblot techniques, homogenates of cortical tissue were analyzed from neonatal rats 18–20 hours following repeated exposure to 4% formalin injections (F, N = 9), Ketamine (K, 2.5 mg/kg × 2, N = 9), Ketamine prior to formalin (KF, N = 9), or undisturbed controls (C, N = 9). Brain tissues from another cohort of rat pups (F = 11, K = 12, KF = 10, C = 15) were used for cellular staining with Fos immunohistochemistry or FluoroJade-B (FJB), followed by cell counting in eleven cortical and three hippocampal areas. Long-term cognitive testing using a delayed non-match to sample (DNMS) paradigm in the 8-arm radial maze was performed in adult rats receiving the same treatments (F = 20, K = 24, KF = 21, C = 27) in the neonatal period. Results: Greater cell death occurred in F vs. C, K, KF in parietal and retrosplenial areas, vs. K, KF in piriform, temporal, and occipital areas, vs. C, K in frontal and hindlimb areas. In retrosplenial cortex, less Fos expression occurred in F vs. C, KF. Cell death correlated inversely with Fos expression in piriform, retrosplenial, and occipital areas, but only in F. Cortical expression of glial fibrillary acidic protein (GFAP) was elevated in F, K and KF vs. C. No significant differences occurred in Caspase-3, Bax, and Bcl-2 expression between groups, but cellular changes in cortical areas were significantly correlated with protein expression patterns. Cluster analysis of the frequencies and durations of behaviors grouped them as exploratory, learning, preparatory, consumptive, and foraging behaviors. Neonatal inflammatory pain exposure reduced exploratory behaviors in adult males, learning and preparatory behaviors in females, whereas Ketamine ameliorated these long-term effects. Conclusion: Neuroprotective effects of Ketamine attenuate the impaired cognitive behaviors resulting from pain-induced cell death in the cortical and hippocampal fields of neonatal rats. This cell death was not dependent on the apoptosis associated proteins, but was correlated with glial activation.

1 March 2009 in Clinics in Perinatology
Verified
Journal Article
Closed access
RHRichard W. Hall
Richard W. Hall
RSRolla M. Shbarou
Rolla M. Shbarou

1 January 2013 in Journal of Neonatal-Perinatal Medicine
Verified
Journal Article
Closed access
PDF file
AMA.J. Mitchell
A.J. Mitchell
CYC.C. Yates
C.C. Yates
DWDavid Keith Williams
David Keith Williams
JCJ.Y. Chang
J.Y. Chang
RHRichard W. Hall
Richard W. Hall
OBJECTIVES: 1. Determine whether stress in preterm infants, measured with salivary cortisol, decreases after five days of Kangaroo Care (KC) compared to five days of Standard Care (SC). 2. To determine whether kangaroo care provides sustainable pain