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Peter D. Newell

Assistant Professor


Education

Ph.D., Molecular Microbiology, Geisel School of Medicine at Dartmouth, 2010
BA, Molecular Biology and Biochemistry, Middlebury College, 2003

Research

Interactions between animals and microbes, particularly those between invertebrates and their gut microbiota; Interactions between microbes within host-associated microbial communities; Adaptations of bacteria to a host-associated lifestyle.

Specialty areas:

  • Microbiology
  • genetics
  • genomics of bacteria

Publications

  • Yoshioka, S**, and Newell, PD. (2016) Disruption of de novo purine biosynthesis in Pseudomonas fluorescens Pf0-1 leads to reduced biofilm formation and a reduction in cell size of surface-attached but not planktonic cells. PeerJ. DOI: 10.7717/peerj.1543
  • Chaston, JM, Dobson, AJ, Newell, PD, and Douglas, AE. (2015) Host genetic control of the microbiota mediates Drosophila nutritional phenotype. Appl. Environ. Microbiol. In press.
  • Dobson, AJ, Chaston, JM, Newell, PD, Donahue, L, Hermann, SL, Sannino, DR, Westmiller, S, Wong, AC, Clark, AG, Lazzaro, BP, Douglas, AE. (2015) Host genetic determinants of microbiota-dependent nutrition revealed by genome-wide analysis of Drosophila melanogaster. Nature Communications 6:6312.
  • Newell, PD, Chaston, JM, Wang, Y, Winans, NJ*, Sannino, DR**,Wong, ACN, Dobson, AJ, Kagle, J, and Douglas, AE. (2014) In vivo function and comparative-genomic analyses of the Drosophila gut microbiota identify candidate symbiosis factors. Frontiers in Microbiology. 5:576.
  • Newell, PD, Chaston, JM, Wang, Y, Winans, NJ*, Sannino, DR**,Wong, ACN, Dobson, AJ, Kagle, J, and Douglas, AE. (2014) In vivo function and comparative-genomic analyses of the Drosophila gut microbiota identify candidate symbiosis factors. Frontiers in Microbiology. In Press.
  • Chaston, JM, Newell, PD, and Douglas, AE. (2014) Metagenome-wide association of microbial determinants of host phenotype in Drosophila melanogaster. MBio. 5(5):e01631-14.
  • Newell, PD, and Douglas, AE. (2014) Interspecies interactions determine the impact of the gut microbiota on nutrient allocation in Drosophila melanogaster. Appl. Environ. Microbiol. 80(2): 788-96.
  • Newell, PD, Fricker, AD, Roco, CA, Chandrangsu, P, and Merkel, SM. (2013) A Small-Group Activity Introducing the Use and Interpretation of BLAST. J. Microbiol. Biol. Educ. 14(2): 238-43.
  • Russell, CW, Bouvaine, S, Newell, PD, and Douglas, AE. (2013) Shared metabolic pathways in a coevolved insect-bacterial symbiosis. Appl. Environ. Microbiol. 79 (19): 6117-23.
  • Newell, PD, Boyd, CB, Sondermann, H, and O'Toole, GA (2011) A c-di-GMP effector system controls cell adhesion by inside-out signaling and surface protein cleavage. PLoS Biol 9(2): e1000587.
  • Navarro, MVAS, Newell, PD, Krasteva, PV, Chatterjee, D, and O'Toole, GA, Sondermann, H (2011) Structural Basis for c-di-GMP-mediated Inside-out Signaling Controlling Periplasmic Proteolysis. PLoS Biol 9(2): e1000588.
  • Newell, PD, Yoshioka, S, Hvorecny, KL, Monds, RD, and O'Toole, GA (2011) Systematic analysis of diguanylate cyclases that promote biofilm formation by Pseudomonas fluorescens Pf0-1.  J Bacteriol 193(18):4685-98.
  • Newell, PD, Monds, RD, and O'Toole, GA (2009) LapD is a bis-(3',5')-cyclic dimeric GMP binding protein that regulates surface attachment by Pseudomonas fluorescens Pf0-1. PNAS 106(9):3461-3466.