Alexandra Worden
American microbiologist
Alexandra Worden's AcademicInfluence.com Rankings
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Biology
Alexandra Worden's Degrees
- Bachelors Microbiology University of California, Berkeley
- PhD Microbiology Stanford University
Why Is Alexandra Worden Influential?
(Suggest an Edit or Addition)According to Wikipedia, Alexandra Z. Worden is a microbial ecologist and genome scientist known for her expertise in the ecology and evolution of ocean microbes and their influence on global biogeochemical cycles. Research contributions Worden's research focuses on the physiology and ecology of eukaryotic phytoplankton and their roles in the carbon cycle. She initiated this research through an NSF Postdoctoral Fellowship in Microbial Biology and expanded it thereafter by adapting multiple molecular and omic methods to characterize the evolution and ecological contributions of these photosynthetic plankton, which are now known to be major ocean primary producers. At Scripps Institution of Oceanography, a different research pursuit on microbial interactions, while in the laboratory of Farooq Azam, led to her work that overturned the idea that Vibrio cholerae existed primarily attached to copepods in aquatic systems. This was considered important for understanding the ecology of this human pathogen and vectors for transmission of infective cells. During this period she and Azam introduced the concept of Ecosystems Biology , coining the term in a 2004 perspective. The concept was embraced by the scientific community in several later perspectives, and is being pursued by human microbiome-biologist Jeroen Raes and microbial oceanographer Edward DeLong. A Jacques Monod conference on Marine Eco-Systems Biology was initiated in 2015.
Alexandra Worden's Published Works
Published Works
- Genome analysis of the smallest free-living eukaryote Ostreococcus tauri unveils many unique features. (2006) (830)
- The Marine Microbial Eukaryote Transcriptome Sequencing Project (MMETSP): Illuminating the Functional Diversity of Eukaryotic Life in the Oceans through Transcriptome Sequencing (2014) (813)
- Green Evolution and Dynamic Adaptations Revealed by Genomes of the Marine Picoeukaryotes Micromonas (2009) (618)
- Rethinking the marine carbon cycle: Factoring in the multifarious lifestyles of microbes (2015) (513)
- Assessing the dynamics and ecology of marine picophytoplankton: The importance of the eukaryotic component (2004) (498)
- Widespread occurrence and genetic diversity of marine parasitoids belonging to Syndiniales (Alveolata). (2008) (425)
- Pan genome of the phytoplankton Emiliania underpins its global distribution (2013) (418)
- Algal genomes reveal evolutionary mosaicism and the fate of nucleomorphs (2012) (349)
- Evolutionary genomics of the cold-adapted diatom Fragilariopsis cylindrus (2017) (264)
- Targeted metagenomics and ecology of globally important uncultured eukaryotic phytoplankton (2010) (262)
- Vertical distribution of picoeukaryotic diversity in the Sargasso Sea. (2007) (194)
- Picoeukaryote diversity in coastal waters of the Pacific Ocean (2006) (174)
- Application of dilution experiments for measuring growth and mortality rates among Prochlorococcus and Synechococcus populations in oligotrophic environments (2003) (170)
- Dynamics of picophytoplankton, ultraphytoplankton and bacteria in the central equatorial Pacific (1996) (168)
- High-resolution SAR11 ecotype dynamics at the Bermuda Atlantic Time-series Study site by phylogenetic placement of pyrosequences (2013) (163)
- Microbes, Molecules, and Marine Ecosystems (2004) (162)
- Protists are microbes too: a perspective (2009) (159)
- Metabolic and biogeochemical consequences of viral infection in aquatic ecosystems (2019) (156)
- Probing the evolution, ecology and physiology of marine protists using transcriptomics (2016) (137)
- Eukaryotic algal phytochromes span the visible spectrum (2014) (136)
- Ecology and Diversity of Picoeukaryotes (2008) (120)
- Global distribution patterns of distinct clades of the photosynthetic picoeukaryote Ostreococcus (2011) (119)
- Diverse, uncultivated bacteria and archaea underlying the cycling of dissolved protein in the ocean (2016) (118)
- Light-driven synchrony of Prochlorococcus growth and mortality in the subtropical Pacific gyre (2015) (116)
- Growth of Vibrio cholerae O1 in Red Tide Waters off California (2003) (113)
- Trophic regulation of Vibrio cholerae in coastal marine waters. (2006) (112)
- Marine algae and land plants share conserved phytochrome signaling systems (2014) (94)
- Ecophysiology of uncultivated marine euryarchaea is linked to particulate organic matter (2015) (92)
- Newly identified and diverse plastid-bearing branch on the eukaryotic tree of life (2011) (92)
- A distinct lineage of giant viruses brings a rhodopsin photosystem to unicellular marine predators (2019) (88)
- Genomic differentiation among wild cyanophages despite widespread horizontal gene transfer (2016) (86)
- Updating algal evolutionary relationships through plastid genome sequencing: did alveolate plastids emerge through endosymbiosis of an ochrophyte? (2015) (84)
- Measurements of nitrite production in and around the primary nitrite maximum in the central California Current (2013) (82)
- Phytoplankton distribution patterns in the northwestern Sargasso Sea revealed by small subunit rRNA genes from plastids (2011) (81)
- Early Gene Duplication Within Chloroplastida and Its Correspondence With Relocation of Starch Metabolism to Chloroplasts (2008) (79)
- Morphological Identification and Single-Cell Genomics of Marine Diplonemids (2016) (79)
- Phosphate transporters in marine phytoplankton and their viruses: cross-domain commonalities in viral-host gene exchanges (2012) (75)
- The Mixed Lineage Nature of Nitrogen Transport and Assimilation in Marine Eukaryotic Phytoplankton: A Case Study of Micromonas (2010) (75)
- New insights into the nature and phylogeny of prasinophyte antenna proteins: Ostreococcus tauri, a case study. (2005) (74)
- Distribution Patterns and Phylogeny of Marine Stramenopiles in the North Pacific Ocean (2012) (70)
- Evidence-based green algal genomics reveals marine diversity and ancestral characteristics of land plants (2016) (67)
- Widespread distribution of a unique marine protistan lineage (2008) (62)
- The FTO Gene, Implicated in Human Obesity, Is Found Only in Vertebrates and Marine Algae (2007) (60)
- Alternatives to vitamin B1 uptake revealed with discovery of riboswitches in multiple marine eukaryotic lineages (2014) (60)
- Global distribution of a wild alga revealed by targeted metagenomics (2012) (58)
- Genetic tool development in marine protists: emerging model organisms for experimental cell biology (2020) (52)
- Differential Distributions of Synechococcus Subgroups Across the California Current System (2011) (50)
- In Situ Hybridization of Prochlorococcusand Synechococcus (Marine Cyanobacteria) spp. with rRNA-Targeted Peptide Nucleic Acid Probes (2000) (48)
- Intron Invasions Trace Algal Speciation and Reveal Nearly Identical Arctic and Antarctic Micromonas Populations (2015) (46)
- Small phytoplankton dominate western North Atlantic biomass (2020) (46)
- Abundance and Biogeography of Picoprasinophyte Ecotypes and Other Phytoplankton in the Eastern North Pacific Ocean (2016) (45)
- Diel transcriptional response of a California Current plankton microbiome to light, low iron, and enduring viral infection (2019) (42)
- GROWTH REGULATION OF rRNA CONTENT IN PROCHLOROCOCCUS AND SYNECHOCOCCUS (MARINE CYANOBACTERIA) MEASURED BY WHOLE‐CELL HYBRIDIZATION OF rRNA‐TARGETED PEPTIDE NUCLEIC ACIDS 1 (2003) (39)
- Phylogenetic diversity and biogeography of the Mamiellophyceae lineage of eukaryotic phytoplankton across the oceans. (2016) (39)
- Oceanography. Microbes, molecules, and marine ecosystems. (2004) (35)
- In-depth analyses of marine microbial community genomics. (2006) (33)
- Identifying protist consumers of photosynthetic picoeukaryotes in the surface ocean using stable isotope probing (2018) (31)
- Diversity of Viruses Infecting the Green Microalga Ostreococcus lucimarinus (2015) (30)
- Single cell genomics of uncultured marine alveolates shows paraphyly of basal dinoflagellates (2017) (30)
- Unexpected mitochondrial genome diversity revealed by targeted single-cell genomics of heterotrophic flagellated protists (2019) (29)
- Cyanobacterial distributions along a physico-chemical gradient in the Northeastern Pacific Ocean. (2015) (29)
- Gene invasion in distant eukaryotic lineages: discovery of mutually exclusive genetic elements reveals marine biodiversity (2013) (29)
- Co‐existence of distinct Ostreococcus ecotypes at an oceanic front (2017) (28)
- Quantitative biogeography of picoprasinophytes establishes ecotype distributions and significant contributions to marine phytoplankton (2017) (27)
- Newly discovered deep-branching marine plastid lineages are numerically rare but globally distributed (2017) (26)
- Assessing the Diversity and Distribution of Apicomplexans in Host and Free-Living Environments Using High-Throughput Amplicon Data and a Phylogenetically Informed Reference Framework (2019) (25)
- In Situ Hybridization of Prochlorococcus and Synechococcus (Marine Cyanobacteria) spp. with rRNA-Targeted Peptide Nucleic Acid Probes (1999) (25)
- Globally Important Haptophyte Algae Use Exogenous Pyrimidine Compounds More Efficiently than Thiamin (2017) (23)
- Contrasting Mixotrophic Lifestyles Reveal Different Ecological Niches in Two Closely Related Marine Protists (2019) (22)
- Specialized proteomic responses and an ancient photoprotection mechanism sustain marine green algal growth during phosphate limitation (2018) (22)
- Publisher Correction: Genetic tool development in marine protists: emerging model organisms for experimental cell biology (2019) (20)
- Single cell genomics reveals plastid-lacking Picozoa are close relatives of red algae (2021) (20)
- The voyage of the microbial eukaryote. (2010) (20)
- Targeted metagenomic recovery of four divergent viruses reveals shared and distinctive characteristics of giant viruses of marine eukaryotes (2019) (19)
- The need to account for cell biology in characterizing predatory mixotrophs in aquatic environments (2019) (19)
- A Revised Taxonomy of Diplonemids Including the Eupelagonemidae n. fam. and a Type Species, Eupelagonema oceanica n. gen. & sp. (2018) (18)
- Transcriptional responses of the marine green alga Micromonas pusilla and an infecting prasinovirus under different phosphate conditions (2018) (17)
- Common ancestry of heterodimerizing TALE homeobox transcription factors across Metazoa and Archaeplastida (2018) (17)
- Microbial Ecology: Finding Structure in the Rare Biosphere (2014) (17)
- Seasonality of the Microbial Community Composition in the North Atlantic (2021) (16)
- A plankton bloom shifts as the ocean warms (2016) (16)
- Closely related viruses of the marine picoeukaryotic alga Ostreococcus lucimarinus exhibit different ecological strategies (2019) (15)
- Seasonal and Geographical Transitions in Eukaryotic Phytoplankton Community Structure in the Atlantic and Pacific Oceans (2020) (14)
- Responses of the picoprasinophyte Micromonas commoda to light and ultraviolet stress (2017) (13)
- Controlled sampling of ribosomally active protistan diversity in sediment-surface layers identifies putative players in the marine carbon sink (2020) (12)
- Genomes of uncultured eukaryotes: sorting FACS from fiction (2011) (10)
- Exploring Vitamin B1 Cycling and Its Connections to the Microbial Community in the North Atlantic Ocean (2020) (9)
- Microbiology: Exclusive networks in the sea (2015) (8)
- Measurements of nitrite production and nitrite-producing organisms in and around the primary nitrite maximum in the central California Current (2013) (8)
- Single cell transcriptomics of ABEDINIUM reveals a new early-branching dinoflagellate lineage. (2020) (6)
- Identifying Aspects of the Post-Transcriptional Program Governing the Proteome of the Green Alga Micromonas pusilla (2016) (6)
- Viruses infecting a warm water picoeukaryote shed light on spatial co-occurrence dynamics of marine viruses and their hosts (2021) (6)
- The Land-Sea Connection: Insights Into the Plant Lineage from a Green Algal Perspective. (2022) (5)
- High‐contiguity genome assembly of the chemosynthetic gammaproteobacterial endosymbiont of the cold seep tubeworm Lamellibrachia barhami (2020) (5)
- Genomic differentiation among wild cyanophages despite widespread horizontal gene transfer (2016) (4)
- Spatiotemporal Variations in Antarctic Protistan Communities Highlight Phytoplankton Diversity and Seasonal Dominance by a Novel Cryptophyte Lineage (2021) (4)
- Phytoplankton Surveys in the Arctic Fram Strait Demonstrate the Tiny Eukaryotic Alga Micromonas and Other Picoprasinophytes Contribute to Deep Sea Export (2022) (3)
- Evidence-based green algal genomics reveals marine diversity and ancestral characteristics of land plants (2016) (3)
- Selective Uptake of Pelagic Microbial Community Members by Caribbean Reef Corals (2021) (3)
- Phylogeny, evidence for a cryptic plastid, and distribution of Chytriodinium parasites (Dinophyceae) infecting copepods (2018) (2)
- Genomes from Uncultivated Pelagiphages Reveal Multiple Phylogenetic Clades Exhibiting Extensive Auxiliary Metabolic Genes and Cross-Family Multigene Transfers (2022) (1)
- Correction to: Common ancestry of heterodimerizing TALE homeobox transcription factors across Metazoa and Archaeplastida (2020) (1)
- Small phytoplankton dominate western North Atlantic biomass Supplementary Material (2020) (1)
- The microbiome of a bacterivorous marine choanoflagellate contains a resource-demanding obligate bacterial associate (2022) (1)
- Oceanic frontal divergence alters phytoplankton competition and distribution (2022) (1)
- Microbial Communities in the Northeastern Pacific and Responses to Organic Matter Inputs Above the Sediment-Water Interface (2016) (0)
- Lawrence Berkeley National Laboratory Recent Work Title Evolutionary genomics of the cold-Adapted diatom (2017) (0)
- Microbial control of oceanic carbon cycle and implications for ecosystems response to human-induced stresses (2003) (0)
- Specialized proteomic responses and an ancient photoprotection mechanism sustain marine green algal growth during phosphate limitation (2018) (0)
- 1 Picozoa are archaeplastids without plastid (2021) (0)
- Digging into DNA: Evaluating propidium monoazide as a tool to remove nonviable microbial DNA from deep-sea sediment cores AUTHORS (2019) (0)
- OP-GBEV200198 2417..2428 (2020) (0)
- Single cell genomics of uncultured Marine Alveolates (MALVs) shows paraphyly of basal dinoflagellates Running Title: Paraphyly of Marine Alveolates (2018) (0)
- Common ancestry of heterodimerizing TALE homeobox transcription factors across Metazoa and Archaeplastida (2018) (0)
- Delineating ecotypes of marine photosynthetic picoeukaryotes in the wild (2015) (0)
- Plasmid DNAs designed for expression in Micromonas CCMP1545 v1 (protocols.io.i9wch7e) (2018) (0)
- Lawrence Berkeley National Laboratory Recent Work Title Pan Genome of the Phytoplankton Emiliania Underpins its Global Distribution Permalink (2013) (0)
- Resolving Phytoplankton Diversity, Growth and Mortality in an Eastern Boundary Upwelling System (2015) (0)
- Newly discovered phytoplankton groups appear to favor warmer oceans (2017) (0)
- Corrigendum: Assessing the Diversity and Distribution of Apicomplexans in Host and Free-Living Environments Using High-Throughput Amplicon Data and a Phylogenetically Informed Reference Framework (2020) (0)
- Examining the possibility of phagotrophy in the polar alga, Micromonas sp (2016) (0)
- TRAIT-BASED APPROACHES TO OCEAN LIFE Keynotes (2019) (0)
- A Conversation with (2008) (0)
- Comparative Metagenomics of Microbial Communities from the Sargasso Sea During the Spring Bloom and Summer Stratification (2010) (0)
- variety of interactions of protists in the s ea are only now being fully appreciated. (2007) (0)
- The otherness of the oceans (2009) (0)
- Unexpected mitochondrial genome diversity revealed by targeted single-cell genomics of heterotrophic flagellated protists (2019) (0)
- Tagungsprogramm (2012) (0)
- UniEuk A Universal taxonomic framework and integrated reference gene databases for Eukaryotic (2016) (0)
- Ecological divergence of a mesocosm in an eastern boundary upwelling system assessed with multi-marker environmental DNA metabarcoding (2023) (0)
- Green Diversity in the Oceans (2011) (0)
- Assessing Environmental Controls and Biogeochemical Consequences of Virus-Host Interactions in Marine Eukaryotic Picophytoplankton (2014) (0)
- Insights into eukaryotic phytoplankton and CO 2 uptake in the marine biosphere (2014) (0)
- Annual Meeting of the Phycological Society of America June 14‐18, 2003 Gleneden Beach, Oregon, USA (2002) (0)
- A new framework for the study of apicomplexan diversity across environments (2018) (0)
- Controlled sampling of ribosomally active protistan diversity in sediment-surface layers identifies putative players in the marine carbon sink (2020) (0)
- Genetic tool development in marine protists: emerging model organisms for experimental cell biology (2020) (0)
- Correction to: Common ancestry of heterodimerizing TALE homeobox transcription factors across Metazoa and Archaeplastida (2020) (0)
- Sensing Your Surroundings: How Tiny Algae Respond to Environmental Cues (2015) (0)
- Final Report: Connecting genomic capabilities to physiology and response: Systems biology of the widespread alga Micromonas (2014) (0)
- Metabolic and biogeochemical consequences of viral infection in aquatic ecosystems (2019) (0)
- Publisher Correction: Genetic tool development in marine protists: emerging model organisms for experimental cell biology (2020) (0)
- Small phytoplankton dominate western North Atlantic biomass Small phytoplankton dominate western North Atlantic biomass (2022) (0)
- Lawrence Berkeley National Laboratory Recent Work Title Genomic differentiation among wild cyanophages despite widespread horizontal gene transfer Permalink (2016) (0)
- Bacterioplankton and Phytoplankton Community Structure Dynamics at the Bermuda Atlantic Time-series Study Site (2010) (0)
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