Increased impulsivity after injected alcohol predicts later alcohol consumption in rats: evidence for" loss-of-control drinking" and marked individual differences.

CX Poulos, JL Parker, DA Lê - Behavioral neuroscience, 1998 - psycnet.apa.org
A delay-of-reward paradigm was used to assess impulsivity in rats. Previous research with
this paradigm has found that normally occurring impulsivity scores predict magnitude of …

Does biomarker use in oncology improve clinical trial failure risk? A large‐scale analysis

JL Parker, SS Kuzulugil, K Pereverzev, S Mac… - Cancer …, 2021 - Wiley Online Library
Purpose To date there has not been an extensive analysis of the outcomes of biomarker use
in oncology. Methods Data were pooled across four indications in oncology drawing upon …

[HTML][HTML] Biomarkers and receptor targeted therapies reduce clinical trial risk in non–small-cell lung cancer

A Falconi, G Lopes, JL Parker - Journal of Thoracic Oncology, 2014 - Elsevier
Introduction: This study analyzed the risk of clinical trial failure during non–small-cell lung
cancer (NSCLC) drug development between 1998 and January 2012. We also looked for …

Impact of biomarkers on clinical trial risk in breast cancer

JL Parker, N Lushina, PS Bal, T Petrella, R Dent… - Breast cancer research …, 2012 - Springer
We determined the success rate of new drug approval by the US FDA in two breast cancer
indications, one of which used a biomarker. This allowed us to assess if biomarkers improved …

Cortical involvement in the induction, but not expression, of thalamic plasticity

JL Parker, JO Dostrovsky - Journal of Neuroscience, 1999 - Soc Neuroscience
The present study examined the role of the somatosensory cortex in the plasticity of thalamic
sensory maps. Thalamic plasticity was induced by the disruption of hindlimb input by …

Clinical trial risk in leukemia: Biomarkers and trial design

…, JP Dhanraj, G Lopes, JL Parker - Hematological oncology, 2021 - Wiley Online Library
This study analyzed the risk of clinical trial failure for leukemia drug development between
January 1999 and January 2020. The specific leukemia subtypes of interest were acute …

Risk of failure of a clinical drug trial in patients with moderate to severe rheumatoid arthritis

KS Jayasundara, EC Keystone, JL Parker - The Journal of …, 2012 - jrheum.org
Objective. We conducted a systematic review to determine the risk of drug failure in clinical
testing with patients with moderate to severe rheumatoid arthritis (RA). Methods. Therapies …

The effect of biomarker use on the speed and duration of clinical trials for cancer drugs

…, DP Ng, A Walsh, G Lopes, JL Parker - The …, 2022 - academic.oup.com
Background The purpose of this study was to explore the effects biomarkers have on the
duration and speed of clinical trials in oncology. Materials and Methods Clinical trial data was …

Biomarker use is associated with reduced clinical trial failure risk in metastatic melanoma

…, V Serdetchnaia, DS Ernst, JL Parker - Biomarkers in …, 2015 - Future Medicine
Given the high morbidity and mortality associated with metastatic melanoma, considerable
attention has been paid to identifying potential therapies. Until recently, few therapies have …

The role of biomarkers in improving clinical trial success: A study of 1,079 oncology drugs.

G Lopes, JL Parker, A Willan, S Shah, A Weerasinghe… - 2015 - ascopubs.org
e17804 Background: Despite many recent successes in oncology, a large number of drugs
still fail during clinical trial testing. It is widely believed that biomarkers are an important tool …