Julia Diaz

Affiliation:

University of California-San Diego (UCSD-SIO)

Address:

ORCiD:

0000-0003-0732-5564

Activities reported for Julia Diaz:

Program coordination

None

Project coordination

Collaborative Research: Assessing the role of compound-specific phosphorus hydrolase transformations in the marine phosphorus cycle (P-hydrolase)	Lead Principal Investigator, Contact
P-NEXFS investigation of the influence of aerosol phosphorus on the Mediterranean Sea (Aerosol P)	Co-Principal Investigator
Collaborative Research: Exploring the role of exogenous polyphosphate in the precipitation of calcium phosphate minerals in the marine environment (PolyP and P-minerals)	Principal Investigator, Contact
Collaborative Research: Assessing the role of polyphosphate production and cycling in marine ecosystem functioning (Polyphosphate production and cycling)	Principal Investigator

Deployment coordination

Deployment	Synonyms	Platform	Role
SAV-19-02	Zephyr, Zooming in on Enzymatic PhosphoHYdrolysis Reactions	Savannah	Chief Scientist

Datasets

Project: Collaborative Research: Exploring the role of exogenous polyphosphate in the precipitation of calcium phosphate minerals in the marine environment

Dataset	Version Date	Current State
Phosphohydrolysis rates from samples collected in the coastal western North Atlantic on R/V Endeavor cruise EN588 during September 2016 Principal Investigator	2019-05-08	Final no updates expected

Project: Collaborative Research: Assessing the role of compound-specific phosphorus hydrolase transformations in the marine phosphorus cycle

Dataset	Version Date	Current State
In vivo fluorescence and flow cytometry cell counts from dissolved organic phosphorus (DOP) hydrolysis experiments with marine cyanobacterium Synechococcus laboratory cultures (WH8102 and WH5701) from 2018-2023 Co-Principal Investigator	2024-06-06	Final no updates expected
Laboratory-cultured Synechococcus (WH8102 and WH5701) MUF-P hydrolysis inhibition by dissolved organic phosphorus (DOP) from experiments between 2018-2023 Co-Principal Investigator	2024-06-06	Final no updates expected
Laboratory-cultured Synechococcus (WH8102 and WH5701) growth (vivo fluorescence) on dissolved organic phosphorus (DOP) from experiments between 2018-2023 Co-Principal Investigator	2024-06-03	Final no updates expected
Hydrolysis rates from dissolved organic phosphorus (DOP) hydrolysis experiments with marine cyanobacterium Synechococcus laboratory cultures (WH8102 and WH5701) from 2018-2023 Co-Principal Investigator	2024-05-28	Final no updates expected
Optical density and cell counts from flow cytometry of Ruegeria pomeroyi laboratory cultures Principal Investigator	2023-06-09	Final no updates expected
Dissolved organic phosphorus (DOP) hydrolysis rates from Ruegeria pomeroyi laboratory cultures Principal Investigator	2023-06-09	Final no updates expected
Phytoplankton and heterotrophic bacterial cell abundance in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Concentrations of particulate phosphate in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Bioavailability factor of polyphosphate, nucleotides (ATP and AMP) and phosphonate in seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Alkaline phosphatase activity (APA) Michaelis-Menten kinetic parameters (Vmax and Km) in both whole and filtered seawater collected during R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in the Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Alkaline phosphatase activity over bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Turnover time and uptake rates of phosphate in treatments amended with dissolved inorganic and organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring 2019 Co-Principal Investigator	2021-11-02	Data not available
Concentrations of soluble reactive phosphate in treatments amended with dissolved organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Concentrations of particulate phosphate in treatments amended with dissolved organic phosphate compounds in bioassay experiments (incubation 48h) with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Phytoplankton and heterotrophic bacterial cell abundance over the incubation period in bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available
Bioavailability factor of polyphosphate, nucleotides, and methyl phosphonate in bioassay experiments with seawater from R/V Savannah cruise SAV-19-02 in the NW Atlantic Ocean in Spring of 2019 Co-Principal Investigator	2021-11-02	Data not available

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Julia Diaz

Activities reported for Julia Diaz: