Results 111 to 120 of about 137,869 (342)

Blue light reduces photosynthetic efficiency of cyanobacteria through an imbalance between photosystems I and II

open access: yesPhotosynthesis Research, 2018
Several studies have described that cyanobacteria use blue light less efficiently for photosynthesis than most eukaryotic phototrophs, but comprehensive studies of this phenomenon are lacking.
Veerle M. Luimstra   +5 more
semanticscholar   +1 more source

Influence of environment and mineralogy on euendolithic microboring patterns

open access: yesThe Depositional Record, EarlyView.
Field experiments at Little Ambergris Cay reveal that euendolithic microorganisms preferentially bore carbonate substrates based on mineralogy, sea water saturation and trace metal content. Results highlight night‐time dissolution activity and mineralogical preferences, shedding light on the ecological and evolutionary drivers of bioerosion and their ...
Tyler Lincoln   +3 more
wiley   +1 more source

The Potential Use of Marine Microalgae and Cyanobacteria in Cosmetics and Thalassotherapy

open access: yes, 2017
The use of microalgae and cyanobacteria for nutritional purposes dates back thousands of years; during the last few decades, microalgae culture has improved to become one of the modern biotechnologies. This has allowed high amounts of algal biomass to be
M. Mourelle   +2 more
semanticscholar   +1 more source

Sediment‐stressed reefs over the past 420 Myr

open access: yesThe Depositional Record, EarlyView.
In order to fully elucidate the relationship between siliciclastic sedimentation and reef development, there needs to be a significant step change in how we record ancient and recent reefs. Only through the collection of constrained quantitative data, we can progress beyond the largely conjectural associations postulated for many ancient reefal systems.
Tanja Unger   +4 more
wiley   +1 more source

Viable cyanobacteria in the deep continental subsurface

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Cyanobacteria were responsible for the origin of oxygenic photosynthesis, and have since come to colonize almost every environment on Earth.
F. Puente-Sánchez   +15 more
semanticscholar   +1 more source

Whitings in the Red Sea

open access: yesThe Depositional Record, EarlyView.
We present the first documentation of whitings in the Red Sea, observed in a lagoonal environment. These events are linked to cascading offshore dense waters that liberate trapped sea floor nutrients, triggering algal blooms and elevating alkalinity, which is buffered by direct CaCO3 precipitation—contributing to the accumulation of aragonite mud in ...
Manuel Ariza‐Fuentes   +8 more
wiley   +1 more source

Emerging Techniques for the Recovery of Bioactive Compounds From Sweet Potato Leaves [Ipomoea batatas (L.) Lam] and Their Functional Health Benefits

open access: yesFood Bioengineering, EarlyView.
Emerging green extraction techniques are revolutionizing the recovery of bioactive compounds from sweet potato (Ipomoea batatas [L.] Lam) leaves. These approaches enhance the yield and stability of key phytochemicals like caffeoylquinic acids, flavonoids, and polyphenols, which offer potent antioxidants, anti‐inflammatory, and metabolic health benefits.
M. H. A. Jahurul, S. Islam
wiley   +1 more source

Marine Algae‐Derived Bioactives: A Sustainable Resource for the Food and Agriculture Industries

open access: yesFood Frontiers, EarlyView.
Algae are widely used in food and agriculture due to their bioactive compounds and are an eco‐friendly natural preservative and low carbon farming method. However, the problems regarding safety and acceptance still remain as tools like nanotechnology make improvements.
Sara Chadorshabi   +3 more
wiley   +1 more source

Insights Into the Distribution of Two Bloom‐Forming Dinoflagellates of Phytosanitary Concern Using Regional and Global Temperature Data

open access: yesInternational Review of Hydrobiology, EarlyView.
ABSTRACT Large bloom‐forming dinoflagellates can alter aquatic biodiversity and impact human use, posing conservation challenges. We used the maximum entropy (MaxEnt) model to predict the potential distribution of two Ceratium congeners, C. hirundinella and C.
Rafael L. Macêdo   +2 more
wiley   +1 more source

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