User profiles for B. Bartnik

Brenda Bartnik

Loma Linda University
Verified email at llu.edu
Cited by 1060

Cerebral glucose metabolism and the glutamine cycle as detected by in vivo and in vitro 13C NMR spectroscopy

…, M Benito, C Fonseca, HL Gray, BL Bartnik… - Neurochemistry …, 2004 - Elsevier
We review briefly 13 C NMR studies of cerebral glucose metabolism with an emphasis on the
roles of glial energetics and the glutamine cycle. Mathematical modeling analysis of in vivo …

Upregulation of pentose phosphate pathway and preservation of tricarboxylic acid cycle flux after experimental brain injury

BL Bartnik, RL Sutton, M Fukushima… - Journal of …, 2005 - liebertpub.com
The metabolic fate of [1,2 13 C]–labeled glucose was determined in male control and
unilateral controlled cortical impact (CCI) injured rats at 3.5 and 24 h after surgery. The …

[HTML][HTML] ENIGMA and global neuroscience: A decade of large-scale studies of the brain in health and disease across more than 40 countries

…, OA Andreassen, DA Baron, BL Bartnik-Olson… - Translational …, 2020 - nature.com
This review summarizes the last decade of work by the ENIGMA (Enhancing NeuroImaging
Genetics through Meta Analysis) Consortium, a global alliance of over 1400 scientists across …

Driver behavior at highway–rail grade crossings with passive traffic controls: A driving simulator study

J Liu, B Bartnik, SH Richards… - Journal of Transportation …, 2016 - Taylor & Francis
Solutions to highway–rail grade crossings require understanding driver responses to traffic
controls at crossings. This study examines differences in driver behaviors and safety at …

The Fate of Glucose during the Period of Decreased Metabolism after Fluid Percussion Injury: A 13C NMR Study

BL Bartnik, SM Lee, DA Hovda, RL Sutton - Journal of neurotrauma, 2007 - liebertpub.com
The present study determined the metabolic fate of [1, 2 13 C 2 ] glucose in male control rats
and in rats with moderate lateral fluid percussion injured (FPI) at 3.5 h and 24 h post-surgery…

[BOOK][B] Optimum Investment Strategy in the Power Industry: Mathematical Models

R Bartnik, B Bartnik, A Hnydiuk-Stefan - 2016 - books.google.com
This book presents an innovative methodology for identifying optimum investment strategies
in the power industry. To do so, it examines results including, among others, the impact of …

Glucose metabolism after traumatic brain injury: estimation of pyruvate carboxylase and pyruvate dehydrogenase flux by mass isotopomer analysis

BL Bartnik, DA Hovda, PWN Lee - Journal of neurotrauma, 2007 - liebertpub.com
… Based upon our previous observations of increased 13C labeling of glutamine at 3.5 h (Bartnik
et al., 2005), we hypothesized that flux through PDH would be favored at the early time …

Impaired neurovascular unit function contributes to persistent symptoms after concussion: a pilot study

BL Bartnik-Olson, B Holshouser, H Wang… - Journal of …, 2014 - liebertpub.com
Research shows that approximately 14% of school age children with mild traumatic brain
injury (TBI) including sports-related concussions (SRCs) remain symptomatic three months …

Macrophages: their myelinotrophic or neurotoxic actions depend upon tissue oxidative stress

BL Bartnik, BHJ Juurlink… - Multiple Sclerosis …, 2000 - journals.sagepub.com
There are still questions regarding whether macrophages found in MS lesions are agents of
recovery or of destruction. To address this, we examined in aggregate cultures prepared …

ENIGMA brain injury: Framework, challenges, and opportunities

EL Dennis, D Baron, B Bartnik‐Olson… - Human brain …, 2022 - Wiley Online Library
Traumatic brain injury (TBI) is a major cause of disability worldwide, but the heterogeneous
nature of TBI with respect to injury severity and health comorbidities make patient outcome …