Results 41 to 50 of about 9,152 (177)

Antarctic marine biodiversity and deep-sea hydrothermal vents.

open access: yesPLoS Biology, 2012
The diversity of many marine benthic groups is unlike that of most other taxa. Rather than declining from the tropics to the poles, much of the benthos shows high diversity in the Southern Ocean. Moreover, many species are unique to the Antarctic region.
Steven L Chown
doaj   +1 more source

Characterization and Hydrocarbon Degradation Potential of Variovorax sp. Strain N23 Isolated from the Antarctic Soil

open access: yesMicrobiology Research, 2023
Increasing pollution has significantly threatened the Antarctic ecosystem. The contamination of hydrocarbons has drawn a considerable amount of attention owing to their toxicity, recalcitrance, and persistence.
Jinyan Liu   +6 more
doaj   +1 more source

Antibiotic Resistance Genes in Phage Particles from Antarctic and Mediterranean Seawater Ecosystems

open access: yesMicroorganisms, 2020
Anthropogenic activities are a key factor in the development of antibiotic resistance in bacteria, a growing problem worldwide. Nevertheless, antibiotics and resistances were being generated by bacterial communities long before their discovery by ...
Pedro Blanco-Picazo   +7 more
doaj   +1 more source

Toll-Like Receptor Evolution: Does Temperature Matter?

open access: yesFrontiers in Immunology, 2022
Toll-like receptors (TLRs) recognize conserved pathogen-associated molecular patterns (PAMPs) and are an ancient and well-conserved group of pattern recognition receptors (PRRs).
Cármen Sousa   +10 more
doaj   +1 more source

ANTIFUNGAL ACTIVITY SCREENING OF ANTARCTIC ACTINOBACTERIA AGAINST PHYTOPATHOGENIC FUNGI

open access: yesActa Biológica Colombiana, 2020
The extreme weather conditions in the Antarctic have exerted selective pressures favoring differential features in bacteria to survive this untapped environment (i.e., antibiotic molecules).
Andrés Santos   +5 more
doaj   +1 more source

Potential for resistance to freezing by non-virulent bacteria isolated from Antarctica

open access: yesAnais da Academia Brasileira de Ciências, 2022
Industrial sectors are searching for new compounds to improve the preservation of food and blood, human tissues, and fuels used at low temperatures. Antarctic microorganisms have mechanisms to overcome injuries caused by low temperatures, making them ...
ELIZANDRA R.B. MOREIRA   +3 more
doaj   +1 more source

Unveiling microbial guilds and symbiotic relationships in Antarctic sponge microbiomes

open access: yesScientific Reports
Marine sponges host diverse microbial communities. Although we know many of its ecological patterns, a deeper understanding of the polar sponge holobiont is still needed.
Mario Moreno-Pino   +8 more
doaj   +1 more source

The pangenome of (Antarctic) Pseudoalteromonas bacteria: evolutionary and functional insights

open access: yesBMC Genomics, 2017
Pseudoalteromonas is a genus of ubiquitous marine bacteria used as model organisms to study the biological mechanisms involved in the adaptation to cold conditions. A remarkable feature shared by these bacteria is their ability to produce secondary metabolites with a strong antimicrobial and antitumor activity. Despite their biotechnological relevance,
Emanuele Bosi   +10 more
openaire   +6 more sources

Nutritional, phytochemical, and potential health benefits of Monostroma spp.: A systematic review

open access: yesFood Biomacromolecules, EarlyView.
Abstract Monostroma spp., belonging to the green seaweed, has been known to be health‐promoting food items as prophylactic agents worldwide. It has shown wide arrays of bioactivities for the prevention and treatment of various diseases. A total of 47 articles were selected to review following the Preferred Reporting Items for Systematic reviews and ...
Md Shariful Islam
wiley   +1 more source

Interplanetary frontiers: terraforming from an invasion science perspective

open access: yesOikos, EarlyView.
The pursuit of a multi‐planetary existence represents one of humanity's greatest frontiers. If applied justly, it offers an opportunity to extend its civilization's lifespan amid escalating sustainability crises on Earth. One approach increasingly gaining traction is terraforming, a hitherto theoretical ecological and evolutionary experiment revolving ...
Teun Everts   +2 more
wiley   +1 more source

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