User profiles for D. Townsend

David Townsend

- Verified email at nus.edu.sg - Cited by 27567

Danyelle Townsend

- Verified email at musc.edu - Cited by 15729

Dianna Townsend

- Verified email at unr.edu - Cited by 2328

The importance of glutathione in human disease

DM Townsend, KD Tew, H Tapiero - Biomedicine & pharmacotherapy, 2003 - Elsevier
Reduced glutathione (GSH) is the most prevalent non-protein thiol in animal cells. Its de
novo and salvage synthesis serves to maintain a reduced cellular environment and the …

The role of glutathione-S-transferase in anti-cancer drug resistance

DM Townsend, KD Tew - Oncogene, 2003 - nature.com
Glutathione-S-transferases (GSTs) are a family of Phase II detoxification enzymes that
catalyse the conjugation of glutathione (GSH) to a wide variety of endogenous and exogenous …

Trace elements in human physiology and pathology. Copper

H Tapiero, DM Townsend, KD Tew - Biomedicine & pharmacotherapy, 2003 - Elsevier
Copper is a trace element, important for the function of many cellular enzymes. Copper ions
can adopt distinct redox states oxidized Cu(II) or reduced (I), allowing the metal to play a …

[PDF][PDF] A combined PET/CT scanner for clinical oncology

T Beyer, DW Townsend, T Brun… - Journal of nuclear …, 2000 - Soc Nuclear Med
… Temperature readings were taken for all 4 sensors every 30 min for a period of 6 d. The PET
Townsend is a consultant for CTI PET Systems, which manufactures the ECAT ART scanner…

Exact and approximate rebinning algorithms for 3-D PET data

M Defrise, PE Kinahan, DW Townsend… - IEEE transactions on …, 1997 - ieeexplore.ieee.org
… the 3-D data into an ordinary two-dimensional (2-D) data set … ; the 3-D image is then
recovered by applying to each slice a 2-D … This approach allows a significant speedup of 3-D

Attenuation correction for a combined 3D PET/CT scanner

…, DW Townsend, T Beyer, D Sashin - Medical …, 1998 - Wiley Online Library
In this work we demonstrate the proof of principle of CT‐based attenuation correction of 3D
positron emission tomography (PET) data by using scans of bone and soft tissue equivalent …

[BOOK][B] Positron emission tomography

DL Bailey, MN Maisey, DW Townsend, PE Valk - 2005 - Springer
The aim of that book was to address what we perceived of as a lack, at the time, of a
comprehensive contemporary reference work on the rapidly expanding area of positron emission …

The antioxidant role of selenium and seleno-compounds

H Tapiero, DM Townsend, KD Tew - Biomedicine & pharmacotherapy, 2003 - Elsevier
… An adequate Se intake has been estimated at 50 μg/d with toxic levels being estimated to
occur with intakes of the order of 350–700 μg/d. However, chronic feeding of inorganic Se …

Words as tools: Learning academic vocabulary as language acquisition

W Nagy, D Townsend - Reading research quarterly, 2012 - Wiley Online Library
… sur la façon de poursuivre les enquêtes et d'améliorer les pratiques dans ce domaine. Nous
… et doit par conséquent apporter aux élèves des occasions d'utiliser dans ce but les mots qui …

Neurogenesis may relate to some but not all types of hippocampal‐dependent learning

TJ Shors, DA Townsend, M Zhao… - …, 2002 - Wiley Online Library
D: Percentage movements during the 30-s period during and after when the unconditioned
… Solomon PR, van der Schaaf ER, Thompson RF, Weisz D. 1986. Hippocampus and trace …