Results 51 to 60 of about 64,976 (213)

Demonstration of beat‐to‐beat, on‐demand ATP synthesis in ventricular myocytes reveals sex‐specific mitochondrial and cytosolic dynamics

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Beat‐locked mitochondrial ATP transients reveal modular, sex‐specific bioenergetic control during excitation–contraction coupling. A, each action potential activates L‐type CaV1.2 channels, producing a Ca2+ influx that triggers ryanodine receptors (RyR2) and elicits SR Ca2+ release.
Paula Rhana   +2 more
wiley   +1 more source

Imported Fire Ants [PDF]

open access: yes, 2020
Imported fire ants (Order Hymenoptera, Family Formicidae) (IFA) are social insects representing two South American ant species: the red imported fire ant (Solenopsis invicta Buren) and black imported fire ant (Solenopsis richteri Forel), along with their
Davis, Ryan, Mull, Ann, Spears, Lori R.
core   +1 more source

Red Imported Fire Ants Can Decrease Songbird Nest Survival [PDF]

open access: yesThe Condor, 2009
Abstract. Invasive species are often implicated in population declines of native species because of predation. The red imported fire ant (Solenopsis invicta) has been documented to prey on songbird nests. We conducted a replicated manipulative experiment to determine the decrease in nest survival caused by S. invicta.
Andrew J. Campomizzi   +5 more
openaire   +1 more source

The impacts of biological invasions

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1255-1310, June 2026.
ABSTRACT The Anthropocene is characterised by a continuous human‐mediated reshuffling of the distributions of species globally. Both intentional and unintentional introductions have resulted in numerous species being translocated beyond their native ranges, often leading to their establishment and subsequent spread – a process referred to as biological
Phillip J. Haubrock   +42 more
wiley   +1 more source

Workers and alate queens of Solenopsis geminata share qualitatively similar but quantitatively different venom alkaloid chemistry [PDF]

open access: yes, 2015
Solenopsis geminata group (Hymenoptera: Formicidae) encompasses ant species commonly called fire ants because of their painful sting. The many physiological effects of the venom are caused by 2-methyl-6-alkyl and/or alkenylpiperidine alkaloids.
Li Chen   +5 more
core   +2 more sources

Odorant binding proteins of the red imported fire ant, Solenopsis invicta: an example of the problems facing the analysis of widely divergent proteins. [PDF]

open access: yesPLoS ONE, 2011
We describe the odorant binding proteins (OBPs) of the red imported fire ant, Solenopsis invicta, obtained from analyses of an EST library and separate 454 sequencing runs of two normalized cDNA libraries.
Dietrich Gotzek   +3 more
doaj   +1 more source

Management practices, local habitat features, and landcover associated with carabid and scarab beetle occupancy and abundance in restored Black Belt grasslands

open access: yesRestoration Ecology, Volume 34, Issue 4, May 2026.
Grassland restoration and conservation is necessary to retain ecosystem services and biodiversity. Insects are ecologically important yet often not the focus of restoration. Beetles in the family Carabidae (carabids) are frequently studied after restoration, but the effects of grassland restoration on beetles in the family Scarabaeidae (scarabs) have ...
Thomas P. Franzem, Paige F. B. Ferguson
wiley   +1 more source

Fatty acids and glycerides are object recognition and carrying cues for foraging Camponotus modoc carpenter ants

open access: yesPhysiological Entomology, Volume 51, Issue 1, Page 29-39, March 2026.
Colour‐coded perlites were treated with specific fatty acids or mono‐, di‐ or triglycerides as perlite pickup cues for laboratory and field colonies of western carpenter ants. In laboratory and field experiments, ant colonies were offered multiple choices of these colour‐coded lipid‐treated perlites for pickup and transport to the nest.
Asim Renyard   +5 more
wiley   +1 more source

Red Imported Fire Ant, a Seriously Harmful Potential Invasive Species [PDF]

open access: yes, 2004
Although Solenopsis invicta is not present in Hawaii, this publication advised of the threat its possible introduction poses; its biology and potential impacts are described. The distinction between this pest and S. geminata, the tropical fire ant, which
Okada, Carol, Reimer, Neil J.
core  

Impacts of red imported fire ants Solenopsis invicta on survivorship of hatchlings of the broad-snouted caiman Caiman latirostris [PDF]

open access: yes, 2013
Background: Oviparous vertebrate species are often vulnerable to predation by red imported fire ants (RIFAs, Solenopsis invicta) in natural environments. The necrotic action of the venom can cause localized infections, with subsequent effects on survival
Larriera, Alejandro   +2 more
core   +1 more source

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