Results 121 to 130 of about 137,817 (297)

Late Pleistocene to Holocene sedimentation in the Great Blue Hole (Lighthouse Reef, Belize): Results from a 30 m long core

open access: yesThe Depositional Record, EarlyView.
A 30 m long sedimentary succession at the bottom of the Belize Blue Hole represents terrestrial cenote (12.5–7.2 ka BP), restricted marine swamp (7.2–5.7 ka BP) and fully marine lagoonal phases (5.7–0 ka BP) on Lighthouse Reef carbonate platform. Post‐glacial and Holocene sea‐level rise largely controlled the sedimentological, faunal and floral changes
Eberhard Gischler   +12 more
wiley   +1 more source

Bacillus subtilis Spores as a Vaccine Delivery Platform: A Tool for Resilient Health Defense in Low- and Middle-Income Countries

open access: yesVaccines
The COVID-19 pandemic exposed the urgent need for innovative tools to strengthen pandemic preparedness and health defense, especially in low- and middle-income countries (LMICs).
Atiqah Hazan   +3 more
doaj   +1 more source

Understanding pathogen transmission on inanimate surfaces: Insights from respiratory fluid droplet composition and drying dynamics

open access: yesDroplet, EarlyView.
The graphical abstract shows the various phenomena the droplet undergo during evaporation, precipitation, and transfer to susceptible host. Abstract This study investigates how pathogen‐laden respiratory droplets transfer diseases via inanimate surfaces.
Abdur Rasheed   +5 more
wiley   +1 more source

A critical assessment of microbial-based antimicrobial sanitizing of inanimate surfaces in healthcare settings

open access: yesFrontiers in Microbiology
The global rise in antimicrobial resistance (AMR) poses a significant public health threat, especially in healthcare settings, where controlling the spread of antimicrobial genes is crucial.
Sabina Fijan   +3 more
doaj   +1 more source

Water availability and evolutionary similarity shape the global distribution of ferns with chlorophyllous spores

open access: yesEcography, EarlyView.
About 14% of all fern species have chlorophyllous spores, which lack dormancy, have thin walls, and have a shorter viability (only a few days in some species). These spores should have limited dispersal distances and be more susceptible to harsher climatic conditions, raising questions about the evolutionary and ecological significance of this trait ...
Daniela Mellado‐Mansilla   +5 more
wiley   +1 more source

Speciation, dispersal and the build‐up of fern diversity in the American tropics

open access: yesEcography, EarlyView.
Understanding how the remarkable biodiversity of the American tropics developed has been a long‐standing question, yet knowledge gaps remain. Previous studies examined the roles of bioregions in shaping diversity patterns but often overlooked speciation, a critical driver of species richness, and insufficiently accounted for temporal changes in ...
Laura Kragh Frederiksen   +2 more
wiley   +1 more source

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