Data · collection
BACTERIOLOGICAL DATA - UNIVERSITY OF MARSEILLE
Listed in NASA Earthdata CMR
ENGLISH Data on bacterial biomass, bacterial processes and adaptation to in situ conditions of ocean; data on quantity and quality of organic matter.
Description
Water samples were collected from Niskin bottles. Samples came from the Mediterranean, Antarctica, North Atlantic, and from samples collected during the multidisciplinary national programs of INSU (Institut National des Sciences de l'Univers) and the european CORDIS/MAST program (Community Research and Development Information Service/Marine Science and Technology Program).
Measurements include: bacterial degradation in organic matter, bacterial growth, and production rate of methane. Role of bacteria in C, N, and P fluxes. Study of lipid markers.
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Bacteria adaptation to extreme conditions in the maritime environment. Cellular response to different stress conditions. FRANCAIS Prelevements d'eau (bouteilles Niskin preleveur sans decompression), dans les sediments (carottier multitubes), de particules (pompes in situ).
Echantillons en provenance de la Mediterrannee (Ouest et Est - y compris les fosses anoxiques), de l'Antarctique,de l'Atlantique Nord-Est et collectes lors de campagnes multidisciplinaires des programmes nationaux INSU et europeens (MAST). Mesures de la vitesse et rendement degradation bacterienne des principaux composants de la matiere organique dissoute et particulaire (vitesse hydrolyse des macromolecules, vitesse mineralisation des monomeres, et mineralisation des composes de faible poids moleculaire), calcul des rendements de croissance des bacteries.
Activites methanogenes et sulfatoreductrices. Mesures de vitesse de production biomasse bacterienne, de methane (degradation anaerobie). Recherche de marqueurs biochimiques (lipides) des activites bacteriennes.
Role des bacteries dans le flux de Carbone, Azote et Phosphore. Adaptation des bacteries aux conditions extremes du milieu marin: oligotrophie, barophilie, rayonnement UV. Reponse cellulaire aux differents stress.
Links
Catalogue records · 2
- CMR record cmr.earthdata.nasa.gov/search/concepts/C1214621353-SCIOPS.html ↗
catalogue entry · from NASA CMR
- CMR UMM-JSON cmr.earthdata.nasa.gov/search/concepts/C1214621353-SCIOPS.umm_json ↗
metadata API · from NASA CMR
Topics
- Stated by source
- Bacteria/Archaea · Biogeochemical Cycles · Biomass Dynamics · Carbon · Marine Sediments · NISKIN BOTTLES · Nitrogen · Not provided · Organic Matter · Phosphate
Provenance · 1 source records, 17 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| NASA Earthdata CMR | C1214621353-SCIOPS | 14 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[instrument].gcmd_instrument:niskin-bottles | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/biological-classification/bacteria-archaea | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/biosphere/ecological-dynamics/ecosystem-functions/biomass-dynamics | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/marine-sediments | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/biogeochemical-cycles | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/carbon | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/nitrogen | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/organic-matter | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/oceans/ocean-chemistry/phosphate | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[platform].gcmd_platform:not-provided | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| description | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/Abstract |
| license_text | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| spatial | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/SpatialExtent |
| temporal | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/TemporalExtents |
| title | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/EntryTitle |
| version_label | source · NASA CMR | connector:nasa_cmr@1.0.0 |