User profiles for R. Koehler

Ryan Koehler

Principal Scientist, VerdAscend Sciences
Verified email at verdascend.com
Cited by 4567

Oxygen radical mechanisms of brain injury following ischemia and reperfusion

…, JR Kirsch, RC Koehler - Journal of Applied …, 1991 - journals.physiology.org
This review addresses current understanding of oxygen radical mechanisms as they relate
to the brain during ischemia and reperfusion. The mechanism for radical production remains …

Astrocytes and the regulation of cerebral blood flow

RC Koehler, RJ Roman, DR Harder - Trends in neurosciences, 2009 - cell.com
Moment-to-moment changes in local neuronal activity lead to dynamic changes in cerebral
blood flow. Emerging evidence implicates astrocytes as one of the key players in …

Mindfulness meditation for substance use disorders: A systematic review

…, N Chawla, K Kushner, R Koehler… - Substance …, 2009 - journals.sagepub.com
Relapse is common in substance use disorders (SUDs), even among treated individuals.
The goal of this article was to systematically review the existing evidence on mindfulness …

High-throughput droplet digital PCR system for absolute quantitation of DNA copy number

…, NG Erndt, TH Cauley, RT Koehler… - Analytical …, 2011 - ACS Publications
Digital PCR enables the absolute quantitation of nucleic acids in a sample. The lack of
scalable and practical technologies for digital PCR implementation has hampered the …

Molecular response to treatment redefines all prognostic factors in children and adolescents with B-cell precursor acute lymphoblastic leukemia: results in 3184 …

…, OA Haas, G Cazzaniga, R Koehler… - Blood, The Journal …, 2010 - ashpublications.org
The Associazione Italiana di Ematologia Oncologia Pediatrica and the Berlin-Frankfurt-Münster
Acute Lymphoblastic Leukemia (AIEOP-BFM ALL 2000) study has for the first time …

Poly (ADP-ribose)(PAR) polymer is a death signal

…, T Otsuka, Z Zhang, RC Koehler… - Proceedings of the …, 2006 - National Acad Sciences
Excessive activation of the nuclear enzyme, poly(ADP-ribose) polymerase-1 (PARP-1) plays
a prominent role in various of models of cellular injury. Here, we identify poly(ADP-ribose) (…

Late MRD response determines relapse risk overall and in subsets of childhood T-cell ALL: results of the AIEOP-BFM-ALL 2000 study

…, R Ratei, G Cazzaniga, R Koehler… - Blood, The Journal …, 2011 - ashpublications.org
The prognostic value of MRD in large series of childhood T-ALL has not yet been established.
Trial AIEOP-BFM-ALL 2000 introduced standardized quantitative assessment of MRD for …

Mutations of the TGF‐β type II receptor BMPR2 in pulmonary arterial hypertension

…, E Gruenig, B Janssen, R Koehler… - Human …, 2006 - Wiley Online Library
Pulmonary arterial hypertension (PAH) is clinically characterized by a sustained elevation in
mean pulmonary artery pressure leading to significant morbidity and mortality. The disorder …

Mechanisms by which epinephrine augments cerebral and myocardial perfusion during cardiopulmonary resuscitation in dogs.

JR Michael, AD Guerci, RC Koehler, AY Shi, J Tsitlik… - Circulation, 1984 - Am Heart Assoc
The goals of this study were to quantify the effects of epinephrine on myocardial and
cerebral blood flow during conventional cardiopulmonary resuscitation (CPR) and CPR with …

Minimal residual disease-directed risk stratification using real-time quantitative PCR analysis of immunoglobulin and T-cell receptor gene rearrangements in the …

…, G Basso, FK Niggli, BW Schäfer, R Sutton, R Koehler… - Leukemia, 2008 - nature.com
Detection of minimal residual disease (MRD) is the most sensitive method to evaluate
treatment response and one of the strongest predictors of outcome in childhood acute …