Results 21 to 30 of about 122,020 (253)

Seasonal Xylem Sap Acidification Is Governed by Tree Phenology, Temperature and Elevation of Growing Site

open access: yesPlants, 2022
pH of xylem sap (pHx) was determined in three trees (Malus domestica (apple tree), Picea abies and Pinus cembra) in response to seasonal changes. Conifer trees from lowland (600 m) were compared to trees growing at the alpine timberline (1950 m a.s.l ...
Manuel Pramsohler   +2 more
doaj   +1 more source

Acidification

open access: yes, 2015
Contains fulltext : 151108.pdf (Publisher’s version ) (Open Access)
Zelm, R. van   +3 more
openaire   +4 more sources

Microzooplankton Communities in a Changing Ocean: A Risk Assessment

open access: yesDiversity, 2021
Microzooplankton communities are fundamental components of marine food webs and have the potential to impact the functioning of carbon pumps. The identification of common responses of microzooplankton to global change has been challenging due to their ...
M. Celeste López-Abbate
doaj   +1 more source

Autophagy extends lifespan via vacuolar acidification

open access: yesMicrobial Cell, 2014
Methionine restriction (MetR) is one of the rare regimes that prolongs lifespan across species barriers. Using a yeast model, we recently demonstrated that this lifespan extension is promoted by autophagy, which in turn requires vacuolar acidification ...
Christoph Ruckenstuhl   +21 more
doaj   +1 more source

Short-term Chronic Toxicity Tests on Acidified Lake Tazawa Using Responses of Three Trophic Levels of Aquatic Organisms

open access: yesJournal of Water and Environment Technology, 2020
Lake Tazawa in Akita Prefecture, Japan, is an acidic lake caused by the inflow of low-pH water from Tamagawa Hot Springs. Because of this anthropogenic acidification, many indigenous fish species and aquatic ecosystem have perished.
Juhyun Kim   +3 more
doaj   +1 more source

Nucleolipid Acid-Based Nanocarriers Restore Neuronal Lysosomal Acidification Defects

open access: yesFrontiers in Chemistry, 2021
Increasing evidence suggests that lysosomal dysfunction has a pathogenic role in neurodegenerative diseases. In particular, an increase in lysosomal pH has been reported in different cellular models of Parkinson’s disease.
Mathias Brouillard   +5 more
doaj   +1 more source

Modeling of milk acidification

open access: yesIFAC-PapersOnLine, 2021
This paper deals with the development of an empirical model to describe the dynamics of milk acidification process for the production of acid casein. The model is based on the dynamics of the pH profiles during the acidification process since pH is a good indicator of the status of the precipitation.
Robles-Rodriguez, C.E.   +2 more
openaire   +3 more sources

Nouvelle méthode rapide de dosage du gaz carbonique dans les vins tranquilles

open access: yesOENO One, 1982
Le dosage du gaz carbonique du vin est possible par déplacement du gaz par acidification et mesure de la variation de conductivité d'un thermistor. L'appareil CORNING 965 D permet un dosage très rapide, reproductible, impersonnel et équivalent à la ...
Jacques Blouin, Alain Desenne
doaj   +1 more source

Responses of Free-Living Planktonic Bacterial Communities to Experimental Acidification and Warming

open access: yesMicroorganisms, 2023
Climate change driven by human activities encompasses the increase in atmospheric CO2 concentration and sea-surface temperature. Little is known regarding the synergistic effects of these phenomena on bacterial communities in oligotrophic marine ...
Anastasia Tsiola   +6 more
doaj   +1 more source

Ocean Acidification and Human Health [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2020
The ocean provides resources key to human health and well-being, including food, oxygen, livelihoods, blue spaces, and medicines. The global threat to these resources posed by accelerating ocean acidification is becoming increasingly evident as the world’s oceans absorb carbon dioxide emissions.
Falkenberg, Laura J   +7 more
openaire   +4 more sources

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