Results 11 to 20 of about 88,674 (145)

Effects of pulsed magnetic fields on cilia of comb jelly

open access: yesAIP Advances, 2019
Marine comb jellies utilize cilia, arrays of bundled protein microtubules, for propulsion in water. Previous studies have reported on the orientation of the microtubules in steady electric and magnetic fields.
Y. Fukagawa, M. Iwasaka
doaj   +2 more sources

Cannibalism makes invasive comb jelly, Mnemiopsis leidyi, resilient to unfavourable conditions. [PDF]

open access: yesCommun Biol, 2020
The proliferation of invasive marine species is often explained by a lack of predators and opportunistic life history traits. For the invasive comb jelly Mnemiopsis leidyi, it has remained unclear how this now widely distributed species is able to ...
Javidpour J   +4 more
europepmc   +2 more sources

A novel continuously variable angular vertical comb-drive with application in scanning micromirror [PDF]

open access: yes, 2013
An angular vertical comb-drive (AVC) with electrically controllable initial comb-offset is presented in the context of a single crystalline silicon scanning micromirror.
Lì, Lì L.   +3 more
core   +4 more sources

How Honeybees Defy Gravity with Royal Jelly to Raise Queens [PDF]

open access: yes, 2022
S.1095-1100.e3The female sex in honeybees (Apis spp.) comprises a reproductive queen and a sterile worker caste. Nurse bees feed all larvae progressively with a caste-specific food jelly until the prepupal stage.
Hause, G.   +7 more
core   +2 more sources

Antimicrobial Peptides Originating from Expression Libraries of Aurelia aurita and Mnemiopsis leidyi Prevent Biofilm Formation of Opportunistic Pathogens

open access: yesMicroorganisms, 2023
The demand for novel antimicrobial compounds is rapidly growing due to the rising appearance of antibiotic resistance in bacteria; accordingly, alternative approaches are urgently needed.
Lisa Ladewig   +5 more
doaj   +1 more source

Finding a rare fossilized comb jelly reveals new gaps in the fossil record [PDF]

open access: yes, 2021
They look like jellyfish but they aren’t. They seem inoffensive but are efficient predators — occasionally, they even eat fish. They are gelatinous and very delicate — and extremely rarely do they fossilize!
Klug, C   +3 more
core   +1 more source

A sticky thicket of glue cells: A comparative morphometric analysis of colloblasts in 20 species of comb jelly (phylum Ctenophora)

open access: yesCiencias Marinas, 2020
Ctenophores in the class Tentaculata are distinct from Cnidarians in that they use sticky, not stinging, tentacles to capture and subdue their prey.
Nicholas D Leonardi   +2 more
doaj   +1 more source

Free-swimming fauna associated with influxes of pelagic sargassum: Implications for management and harvesting

open access: yesFrontiers in Marine Science, 2023
Mass accumulations of pelagic sargassum (Sargassum natans and S. fluitans) in the Tropical Atlantic, across the Caribbean and off the coast of West Africa, are causing extensive ecological and socioeconomic harm.
Kristie S. T. Alleyne   +4 more
doaj   +1 more source

Biodiversity of gelatinous macrozooplankton: Quantitative assessment of data and distribution patterns in the southern and central North Sea during August 2018

open access: yesData in Brief, 2019
This article describes the biodiversity of gelatinous macrozooplankton and presents quantitative field data on their community composition and distribution pattern in the North Sea during August 2018.
Christine Gawinski   +3 more
doaj   +1 more source

Histological Study of Human Umbilical Cord in Diabetic Pregnant Females [PDF]

open access: yesThe Egyptian Journal of Histology, 2019
Background: The umbilical cord (UC) is the lifeline between the fetus and placenta. It allows gas and nutrient exchange. Diabetes mellitus is the most common metabolic disorder that occurs during pregnancy, it has complications on both mother and fetus ...
Mona Salem   +3 more
doaj   +1 more source

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