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Microbial Ecology, Biogeochemistry, Biogeography, Biological Pump
United States

Activities

Employment (3)

University of Maryland Center for Environmental Science: Cambridge, MD, US

2018-08-01 to present | Assistant Professor (Horn Point Laboratory)
Employment
Source: Self-asserted source
Jacob Cram

Fred Hutchinson Cancer Research Center: Seattle, WA, US

2017-05-18 to 2018-06-15 | Postdoctoral Fellow (Vaccine and Infectious Disease Division)
Employment
Source: Self-asserted source
Jacob Cram

University of Washington: Seattle, WA, US

2014-11-01 to 2017-05-15 | Postdoctoral Researcher (Oceanography)
Employment
Source: Self-asserted source
Jacob Cram

Education and qualifications (1)

University of Southern California: Los Angeles, CA, US

2008-09 to 2014-06 | PhD (Biology)
Education
Source: Self-asserted source
Jacob Cram

Works (45)

Dissolved nitrate plus nitrite, nitrite and phosphate from water column of the East Pacific Rise in April 2019 aboard the R/V Atlantis cruise AT42-09

Biological and Chemical Oceanography Data Management Office (BCO-DMO)
2025-02-18 | Dataset
Contributors: Jacob Cram; Clara Fuchsman; Paulina Huanca Valenzuela; Benjamin Tully; Jerry Frank; Jason Sylvan
Source: check_circle
DataCite

Size fractionated organic carbon and nitrogen concentration and stable isotopes from water column of the East Pacific Rise in April 2019 on the R/V Atlantis cruise AT42-09

Biological and Chemical Oceanography Data Management Office (BCO-DMO)
2025-02-06 | Dataset
Contributors: Clara Fuchsman; Jacob Cram; Benjamin Tully; Paulina Huanca Valenzuela
Source: check_circle
DataCite

Size fractionated organic C and N concentrations and stable isotopes from the Eastern Tropical North Pacific on the R/V Kilo Moana cruise KM1920 in October 2019

Biological and Chemical Oceanography Data Management Office (BCO-DMO)
2025-02-04 | Dataset
Contributors: Clara Fuchsman; Jacob Cram
Source: check_circle
DataCite

Declines of Suspended Particle Abundances in the Oxygen-Deficient Zone of the Chesapeake Bay

Estuaries and Coasts
2025-01 | Journal article
Contributors: Emily C. Dougherty; Ashley Hollins; Jacob A. Cram
Source: check_circle
Crossref

Size fractionated suspended organic carbon and nitrogen from the offshore Eastern Tropical North Pacific Oxygen Deficient Zone suggest contributions of picocyanobacteria and vertically migrating metazoans to organic matter

2024-11-01 | Preprint
Contributors: Clara A Fuchsman; Jacob Adrian Cram
Source: check_circle
Crossref

Contributions of Vertically Migrating Metazoans to Sinking and Suspended Particulate Matter Fuel N2 production in the Eastern Tropical North Pacific Oxygen Deficient Zone

2024-09-27 | Preprint
Contributors: Clara A Fuchsman; Megan E Duffy; Jacob Adrian Cram; Paulina Huanca-Valenzuela; Benjamin P. Gregory; Louis Plough; James J. Pierson; Catherine L. Fitzgerald; Allan H. Devol; Richard G. Keil
Source: check_circle
Crossref

Microbial community structure variability over the development of healthy and underperforming oyster larval hatchery broods    

2024-06-10 | Preprint
Contributors: Jacob Cram; Alexandra McCarty; Stacey Willey; Stephanie Alexander
Source: check_circle
Crossref

Microbial diversity and abundance vary along salinity, oxygen, and particle size gradients in the Chesapeake Bay

Environmental Microbiology
2024-01 | Journal article
Contributors: Jacob A. Cram; Ashley Hollins; Alexandra J. McCarty; Grace Martinez; Minming Cui; Maya L. Gomes; Clara A. Fuchsman
Source: check_circle
Crossref

Quantifying the linkages between California sea lion (Zalophus californianus) strandings and particulate domoic acid concentrations at piers across Southern California

2023-08-16 | Preprint
Contributors: Jayme Smith; Jacob A. Cram; Malena Berndt; Vanessa Hoard; Dana Shultz; Alissa C. Deming
Source: check_circle
Crossref

   Microbial diversity and abundance vary along salinity, oxygen and particle size gradients in the Chesapeake Bay  

2023-02-09 | Preprint
Contributors: Jacob Cram; Ashley Hollins; Alexandra J. McCarty; Grace Martinez; Minming Cui; Maya Gomes; Clara Fuchsman
Source: check_circle
Crossref

Deep photoautotrophic prokaryotes contribute substantially to carbon dynamics in oxygen‐deficient waters in a permanently redox‐stratified freshwater lake

Limnology and Oceanography
2023-01 | Journal article
Contributors: Ashley B. Cohen; Vanja Klepac‐Ceraj; Kristen Bidas; Felix Weber; Arkadiy I. Garber; Lisa N. Christensen; Jacob A. Cram; Michael L. McCormick; Gordon T. Taylor
Source: check_circle
Crossref

NetGAM: Using generalized additive models to improve the predictive power of ecological network analyses constructed using time-series data

ISME Communications
2022-12-01 | Journal article
Contributors: Samantha J Gleich; Jacob A Cram; J L Weissman; David A Caron
Source: check_circle
Crossref

Microbiota of Crassostrea virginica larvae during a hatchery crash and under normal production: Amplicon sequence data

Data in Brief
2022-02 | Journal article | Author
Part of ISSN: 2352-3409
Contributors: Jacob Cram; Matthew Gray; Katherine McFarland; Ashley Hollins
Source: Self-asserted source
Jacob Cram
grade
Preferred source (of 2)‎

Hatchery crashes among shellfish research hatcheries along the Atlantic coast of the United States: A case study of production analysis at Horn Point Laboratory

Aquaculture
2022-01 | Journal article
Part of ISSN: 0044-8486
Contributors: Matthew W. Gray; Stephanie T. Alexander; Brian F. Beal; Tom Bliss; Colleen A. Burge; Jacob A. Cram; Michael De Luca; James Dumhart; Patricia M. Glibert; Michael Gonsior et al.
Source: Self-asserted source
Jacob Cram

Slow Particle Remineralization, Rather Than Suppressed Disaggregation, Drives Efficient Flux Transfer Through the Eastern Tropical North Pacific Oxygen Deficient Zone

Global Biogeochemical Cycles
2022-01 | Journal article
Contributors: Jacob A. Cram; Clara A. Fuchsman; Megan E. Duffy; Jessica L. Pretty; Rachel M. Lekanoff; Jacquelyn A. Neibauer; Shirley W. Leung; Klaus B. Huebert; Thomas S. Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-12-29 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-12-22 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-12-20 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-11 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-11 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Particle-associated and free-living microbial assemblages are distinct in a permanently redox-stratified freshwater lake

2021-11-25 | Other
Contributors: Ashley B. Cohen; Vanja Klepac-Ceraj; Kristen Butler; Felix Weber; Arkadiy I. Garber; Lisa N. Christensen; Jacob A. Cram; Michael L. McCormick; Gordon T. Taylor
Source: check_circle
Crossref

NetGAM: Using generalized additive models to improve the predictive power of ecological network analyses constructed using time-series data

2021-10-24 | Other
Contributors: Samantha J. Gleich; Jacob A. Cram; Jake L. Weissman; David A. Caron
Source: check_circle
Crossref

The relationship between size, abundance, and mass of particles in the surface and bottom waters of the Chesapeake Bay

2021-10-17 | Preprint
Contributors: Emily Dougherty; Jacob Cram; Ashley Hollins
Source: Self-asserted source
Jacob Cram

The Bioinformatics Virtual Coordination Network: An Open-Source and Interactive Learning Environment

Frontiers in Education
2021-10-14 | Journal article
Part of ISSN: 2504-284X
Contributors: Benjamin J. Tully; Joy Buongiorno; Ashley B. Cohen; Jacob A. Cram; Arkadiy I. Garber; Sarah K. Hu; Arianna I. Krinos; Philip T. Leftwich; Alexis J. Marshall; Ella T. Sieradzki et al.
Source: Self-asserted source
Jacob Cram

Slow particle remineralization, rather than suppressed disaggregation, drives efficient flux transfer through the Eastern Tropical North Pacific Oxygen Deficient Zone

2021-05-27 | Preprint
Contributors: Jacob Cram; Clara Fuchsman; Megan Duffy; Jessica Pretty; Rachel Lekanoff; Jacquelyn Neibauer; Shirley Leung; Klaus B. Huebert; Thomas Weber; Daniele Bianchi et al.
Source: check_circle
Crossref

Variable particle size distributions reduce the sensitivity of global export flux to climate change

Biogeosciences
2021-01-14 | Journal article
Part of ISSN: 1726-4189
Contributors: Shirley Leung; Thomas Weber; Jacob A. Cram; Curtis Deutsch
Source: Self-asserted source
Jacob Cram

Human gut microbiota is associated with HIV-reactive immunoglobulin at baseline and following HIV vaccination

PLOS ONE
2019-12-23 | Journal article | Author
Part of ISSN: 1932-6203
Contributors: Jacob Cram; Andrew Jude Fiore-Gartland; Sujatha Srinivasan; Shelly Karuna; Giuseppe Pantaleo; Georgia D. Tomaras; David N. Fredricks; James G. Kublin
Source: Self-asserted source
Jacob Cram
grade
Preferred source (of 2)‎

Explore mediated co-varying dynamics in microbial community using integrated local similarity and liquid association analysis

BMC Genomics
2019-04 | Journal article
Part of ISSN: 1471-2164
Contributors: Dongmei Ai; Xiaoxin Li; Hongfei Pan; Jiamin Chen; Jacob A. Cram; Li C. Xia
Source: Self-asserted source
Jacob Cram

Vertical and Seasonal Patterns Control Bacterioplankton Communities at Two Horizontally Coherent Coastal Upwelling Sites off Galicia (NW Spain)

Microbial Ecology
2018-11 | Journal article
Part of ISSN: 0095-3628
Part of ISSN: 1432-184X
Contributors: Hernando-Morales, Víctor; Marta M. Varela; David M. Needham; Jacob Cram; Jed A. Fuhrman; Eva Teira
Source: Self-asserted source
Jacob Cram

Dynamics and interactions of highly resolved marine plankton via automated high-frequency sampling

The ISME Journal
2018-10 | Journal article
Part of ISSN: 1751-7362
Part of ISSN: 1751-7370
Contributors: David M. Needham; Erin B. Fichot; Ellice Wang; Lyria Berdjeb; Jacob A. Cram; Cédric G. Fichot; Jed Fuhrman
Source: Self-asserted source
Jacob Cram

The Role of Particle Size, Ballast, Temperature, and Oxygen in the Sinking Flux to the Deep Sea

Global Biogeochemical Cycles
2018-05 | Journal article
Contributors: Jacob A. Cram; Thomas Weber; Shirley W. Leung; Andrew M. P. McDonnell; Jun‐Hong Liang; Curtis Deutsch
Source: check_circle
Crossref

Utilizing gnotobiotic models to inform the role of the microbiome in vaccine response heterogeneity

Current opinion in HIV and AIDS
2018-01 | Journal article
Source: Self-asserted source
Jacob Cram

Correlation detection strategies in microbial data sets vary widely in sensitivity and precision

The ISME Journal
2016-07 | Journal article
Part of ISSN: 1751-7362
Part of ISSN: 1751-7370
Contributors: Sophie Weiss; Will Van Treuren; Catherine Lozupone; Karoline Faust; Jonathan Friedman; ? ?; Li (Charlie) Xia; Zhenjiang Zech Xu; Luke Ursell; Eric J Alm et al.
Source: Self-asserted source
Jacob Cram

Deep ocean nutrients imply large latitudinal variation in particle transfer efficiency

Proceedings of the National Academy of Sciences
2016-07 | Journal article
Contributors: Thomas Weber; Jacob A. Cram; Shirley W. Leung; Timothy DeVries; Curtis Deutsch
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Dilution reveals how viral lysis and grazing shape microbial communities

Limnology and Oceanography
2016-02-08 | Journal article
Contributors: Jacob A. Cram; Alma E. Parada; Jed A. Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Marine Bacterial, Archaeal, and Protistan Association Networks

Encyclopedia of Metagenomics
2015 | Other
Contributors: Jacob Cram; Fengzhu Sun; Jed A. Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Cross-depth analysis of marine bacterial networks suggests downward propagation of temporal changes

The ISME Journal
2015-05 | Journal article
Contributors: Jacob A Cram; Li C Xia; David M Needham; Rohan Sachdeva; Fengzhu Sun; Jed A Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Marine microbial community dynamics and their ecological interpretation

Nature Reviews Microbiology
2015-02-09 | Journal article
Contributors: Jed A. Fuhrman; Jacob A. Cram; David M. Needham
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Seasonal and interannual variability of the marine bacterioplankton community throughout the water column over ten years

The ISME Journal
2014-09-09 | Journal article
Contributors: Jacob A Cram; Cheryl-Emiliane T Chow; Rohan Sachdeva; David M Needham; Alma E Parada; Joshua A Steele; Jed A Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Marine Bacterial, Archaeal, and Protistan Association Networks

Encyclopedia of Metagenomics
2013 | Other
Contributors: Jacob Cram; Fengzhu Sun; Jed A. Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Temporal variability and coherence of euphotic zone bacterial communities over a decade in the Southern California Bight

The ISME Journal
2013-07 | Journal article
Contributors: Cheryl-Emiliane T Chow; Rohan Sachdeva; Jacob A Cram; Joshua A Steele; David M Needham; Anand Patel; Alma E Parada; Jed A Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Short-term observations of marine bacterial and viral communities: patterns, connections and resilience

The ISME Journal
2013-02 | Journal article
Contributors: David M Needham; Cheryl-Emiliane T Chow; Jacob A Cram; Rohan Sachdeva; Alma Parada; Jed A Fuhrman
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Efficient statistical significance approximation for local similarity analysis of high-throughput time series data

Bioinformatics
2013-01-15 | Journal article
Part of ISSN: 1460-2059
Part of ISSN: 1367-4803
Contributors: Li C. Xia; Dongmei Ai; Jacob Cram; Jed A. Fuhrman; Fengzhu Sun
Source: Self-asserted source
Jacob Cram
grade
Preferred source (of 2)‎

Accurate Genome Relative Abundance Estimation Based on Shotgun Metagenomic Reads

PLoS ONE
2011 | Journal article
Contributors: Li C. Xia; Jacob A. Cram; Ting Chen; Jed A. Fuhrman; Fengzhu Sun; Emmanuel Dias-Neto
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Extended local similarity analysis (eLSA) of microbial community and other time series data with replicates

BMC Systems Biology
2011 | Journal article
Contributors: Li C Xia; Joshua A Steele; Jacob A Cram; Zoe G Cardon; Sheri L Simmons; Joseph J Vallino; Jed A Fuhrman; Fengzhu Sun
Source: Self-asserted source
Jacob Cram via Crossref Metadata Search

Peer review (5 reviews for 3 publications/grants)

Review activity for ISME communications. (2)
Review activity for Nature communications (2)
Review activity for PloS one. (1)