Hamilton is probably best known for his seminal work demonstrating the role of kin selection in social evolution. His work made it clear that, for individuals to direct their altruistic behaviours towards appropriate recipients (kin), mechanisms must exist for kin recognition. In the social insects, colonies are typically comprised of kin, and colony recognition cues are used as proxies for kinship cues. Recent years have brought rapid advances in our understanding of the genetic and molecular mechanisms that are used for this process. Here, I review some of the most notable advances, particularly the contributions from recent ant genome sequences and molecular biology.
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http://dx.doi.org/10.1098/rsbl.2013.0416 | DOI Listing |
Toxicol Res (Camb)
February 2025
College of Pharmacy, Al-Mustaqbal University, Babylon Province, Najaf Road, Hillah 51001, +964, Iraq.
Methotrexate (MTX) is an antimetabolite drug utilized for managing a variety of cancers and autoinflammatory conditions. MTX may trigger detrimental effects in mout, h tissues, including salivary gland impairment. Bosentan (BOS), a drug that blocks endothelin receptors, has strengthened antioxidant, anti-inflammatory, and anti-apoptotic properties.
View Article and Find Full Text PDFZookeys
January 2025
Biodiversity and Biocomplexity Unit, Okinawa Institute of Science and Technology Graduate University, Onna-son, Japan.
The ant genus are fascinating ants due to their distinctive morphology, ecology, and rarity. In this study, a comprehensive revision of in the Afrotropical region is presented, through a combination of morphological examination under the light microscope and three-dimensional (3D) cyber-taxonomy based on microtomography (micro-CT). Micro-CT based 3D surface models of all species were used for virtual morphological visualisation and examination.
View Article and Find Full Text PDFSyst Biol
January 2025
Cornell University, Department of Entomology, Ithaca, NY 14853, USA.
While some relationships in phylogenomic studies have remained stable since the Sanger sequencing era, many challenging nodes remain, even with genome-scale data. Incongruence or lack of resolution in the phylogenomic era is frequently attributed to inadequate data modeling and analytical issues that lead to systematic biases. However, few studies investigate the potential for random error or establish expectations for the level of resolution achievable with a given empirical dataset and integrate uncertainties across methods when faced with conflicting results.
View Article and Find Full Text PDFCurr Opin Plant Biol
December 2024
Department of Ecology and Evolutionary Biology, University of Michigan, 3034 Biological Sciences Building 1105 North University Ave., Ann Arbor, MI, 48109-1085, USA.
Across the tree of life, specialized structures that offer nesting sites to ants or mites - known as domatia - have evolved independently hundreds of times, facilitating ecologically important defence and/or nutritional mutualisms. Domatia show remarkable diversity in morphology and developmental origin. Here we review the morpho-anatomical diversity of domatia, aiming to unveil the primary mechanisms governing their development.
View Article and Find Full Text PDFJ Morphol
September 2024
Department of Terrestrial Zoology, Entomology II, Senckenberg Research Institute and Natural History Museum, Frankfurt am Main, Germany.
The male genitalia of insects are among the most variable, complex, and informative character systems for evolutionary analysis and taxonomic purposes. Because of these general properties, many generations of systematists have struggled to develop a theory of homology and alignment of parts. This struggle continues to the present day, where fundamentally different models and nomenclatures for the male genitalia of Hymenoptera, for example, are applied.
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