D W Townsend
Overview
Explore the profile of D W Townsend including associated specialties, affiliations and a list of published articles.
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62
Citations
1643
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Recent Articles
1.
McGillicuddy Jr D, Townsend D, He R, Keafer B, Kleindinst J, Li Y, et al.
Limnol Oceanogr
. 2017 Oct;
56(6):2411-2426.
PMID: 28966398
For the period 2005-2009, the abundance of resting cysts in bottom sediments from the preceding fall was a first-order predictor of the overall severity of spring-summer blooms of in the...
2.
Townsend D, McGillicuddy Jr D, Thomas M, Rebuck N
Deep Sea Res 2 Top Stud Oceanogr
. 2015 Jun;
103:238-263.
PMID: 26028824
We report here the results of ten oceanographic survey cruises carried out in the Gulf of Maine - Georges Bank region of the Northwest Atlantic during the late spring to...
3.
McGillicuddy Jr D, Brosnahan M, Couture D, He R, Keafer B, Manning J, et al.
Deep Sea Res 2 Top Stud Oceanogr
. 2014 Aug;
103:174-184.
PMID: 25170191
In early July 2009, an unusually high concentration of the toxic dinoflagellate occurred in the western Gulf of Maine, causing surface waters to appear reddish brown to the human eye....
4.
McGillicuddy Jr D, Townsend D, Keafer B, Thomas M, Anderson D
Deep Sea Res 2 Top Stud Oceanogr
. 2014 Jul;
103:163-173.
PMID: 24976691
A series of oceanographic surveys on Georges Bank document variability of populations of the toxic dinoflagellate on time scales ranging from synoptic to seasonal to interannual. Blooms of on Georges...
5.
Beyer T, Freundenberg L, Czernin J, Townsend D
Insights Imaging
. 2012 Jun;
3(2):189.
PMID: 22696045
No abstract available.
6.
Jakoby B, Bercier Y, Conti M, Casey M, Bendriem B, Townsend D
Phys Med Biol
. 2011 Mar;
56(8):2375-89.
PMID: 21427485
Time-of-flight (TOF) measurement capability promises to improve PET image quality. We characterized the physical and clinical PET performance of the first Biograph mCT TOF PET/CT scanner (Siemens Medical Solutions USA,...
7.
Townsend D
Phys Med Biol
. 2008 Feb;
53(4):R1-R39.
PMID: 18263942
Historically, medical devices to image either anatomical structure or functional processes have developed along somewhat independent paths. The recognition that combining images from different modalities can nevertheless offer significant diagnostic...
8.
Townsend D
Ann Acad Med Singap
. 2004 Apr;
33(2):133-45.
PMID: 15098626
Molecular imaging with positron-emitting radionuclides is playing an increasingly important role in the diagnosis and staging of malignant disease and in monitoring response to therapy. To meet this challenge, significant...
9.
Brasse D, Kinahan P, Clackdoyle R, Defrise M, Comtat C, Townsend D
IEEE Trans Med Imaging
. 2004 Apr;
23(4):413-25.
PMID: 15084067
We present a method of performing fast and accurate three-dimensional (3-D) backprojection using only Fourier transform operations for line-integral data acquired by planar detector arrays in positron emission tomography. This...
10.
Luketich J, Friedman D, Meltzer C, Belani C, Townsend D, Christie N, et al.
Clin Lung Cancer
. 2004 Jan;
2(3):229-33.
PMID: 14700483
Positron emission tomography (PET) is a modality that differentiates malignant from benign processes based upon metabolism rather than anatomy. A number of studies have confirmed improved accuracy of PET over...