SelectedWorks - Samuel P Hazen

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Selected Works of Samuel P Hazen

Assistant Professor, Department of Biology

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About Samuel P Hazen

Present	Assistant Professor, Department of Biology, University of Massachusetts Amherst
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Biology

Regulatory Networks and Natural Variation in Plant Cell Wall Biosynthesis

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409A Morrill III South
University of Massachusetts Amherst
Amherst MA, 01003

Tel:413-545-4546

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Article

Functional Characterization of Cinnamyl Alcohol Dehydrogenase and Caffeic Acid O-Methyltransferase ...

BMC Biotechnology (2013)

Gina M Trabucco, Dominick A Matos, Scott J Lee, Aaron J Saathoff, et al.

Background: Lignin is a significant barrier in the conversion of plant biomass to bioethanol. Cinnamyl alcohol dehydrogenase (CAD) and caffeic ...

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Article

Perturbation of Brachypodium distachyon CELLULOSE SYNTHASE A4 or 7 Results ...

BMC Plant Biology (2013)

Pubudu P Handakumbura, Dominick A Matos, Karen S Osmont, Michael J Harrington, et al.

Background: Cellulose is an integral component of the plant cell wall and accounts for approximately forty percent of total plant ...

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Article

Transcriptional Regulation of Grass Secondary Cell Wall Biosynthesis: Playing Catch-Up ...

Frontiers in Plant Science (2012)

Pubudu P. Handakumbura and Samuel P Hazen

Secondary cell wall synthesis occurs in specialized cell types following completion of cell enlargement. By virtue of mechanical strength provided ...

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Article

Biological Conversion Assay Using Clostridium Phytofermentans to Estimate Plant Feedstock ...

Biotechnology for Biofuels (2012)

Scott J Lee, Thomas A Warnick, Sivakumar Pattahil, Jesus G Alvelo-Maurosa, et al.

Background - There is currently considerable interest in developing renewable sources of energy. One strategy is the biological conversion of ...

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Article

Brachypodium as a Model for the Grasses: Today and the ...

Plant Physiology (2011)

Jelena Brkljacic, Erich Grotewold, Randy Scholl, Todd Mockler, et al.

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Article

Exploring the Transcriptional Landscape of Plant Circadian Rhythms Using Genome ...

Genome Biology (2009)

Samuel P Hazen, Felix Naef, Tom Quisel, Joshua M Gendron, et al.

Background - Organisms are able to anticipate changes in the daily environment with an internal oscillator know as the circadian ...

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Article

Development of Genetic and Genomic Research Resources for Brachypodium distachyon ...

The Plant Genome (2008)

David F Garvin, Yonb-Qiang Gu, Robert Hasterok, Samuel P Hazen, et al.

Grass crop genomics research frequently is hindered by large genome sizes and polyploidy. While rice is an attractive system for ...

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Article

Morning-Specific Phytohormone Gene Expression Program Underlying Rhythmic Plant Growth

PLoS Biology (2008)

Samuel P Hazen, T. P Michael, G. Breton, H. D Priest, et al.

Most organisms use daily light/dark cycles as timing cues to control many essential physiological processes. In plants, growth rates of ...

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Article

Network Discovery Pipeline Elucidates Conserved Time of Day Specific Cis-Regulatory ...

PLoS Genetics (2008)

Samuel P Hazen, T. P Michael, T. C Mocker, G. Brenton, et al.

Correct daily phasing of transcription confers an adaptive advantage to almost all organisms, including higher plants. In this study, we ...

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Article

Genome Wide Patterns of Single Feature Polymorphism Diversity in Arabidopsis ...

Proceedings of the National Academy of Sciences, USA (2007)

Samuel P Hazen, J. O Borevitz, T. P Michael, G. P Morris, et al.

We used hybridization to the ATH1 gene expression array to interrogate genomic DNA diversity in 23 wild strains (accessions) of ...

Article

A high-resolution map of Arabidopsis recombinant inbred lines by whole-genome ...

PLoS Genetics (2006)

Samuel P Hazen, T. S Singer, Y. Fan, H. S Chang, et al.

Recombinant populations were the basis for Mendel's first genetic experiments and continue to be key to the study of genes, ...

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Article

A plasma membrane H+-ATPase is required for the formation ...

Proceedings of the National Academy of Sciences, USA (2005)

Samuel P Hazen, I. R Baxter, J. C Young, G. Armstrong, et al.

The plasma membrane in plant cells is energized with an electrical potential and proton gradient generated through the action of ...

Article

LUX ARRHYTHMO encodes a Myb transcription factor essential for circadian ...

Proceedings of the National Academy of Sciences, USA (2005)

Samuel P Hazen, T. F Schultz, J. L Pruneda-Paz, J. O Borevitz, et al.

In higher plants, the circadian clock orchestrates fundamental processes such as light signaling and the transition to flowering. We isolated ...

Article

Rapid array mapping of circadian clock and developmental mutations in ...

Plant Physiology (2005)

Samuel P Hazen, J. O Borevitz, F. G Harmon, J. L Pruneda-Paz, et al.

Classical forward genetics, the identification of genes responsible for mutant phenotypes, remains an important part of functional characterization of the ...

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Article

Quantitative trait loci and comparative genomics of cereal cell wall ...

Plant Physiology (2003)

Samuel P Hazen, R. M Hawley, G. L Davis, B. Henrissat, et al.

Quantitative trait loci (QTLs) affecting sugar composition of the cell walls of maize (Zea mays) pericarp were mapped as an ...

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Article

Cellulose synthase-like (CSL) genes of rice

Plant Physiology (2002)

Samuel P Hazen, J. S. Scott-Craig and J. D Walton

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