Article
Genetics & Heredity
Koushik Ponnanna, Stafny M. DSouza, C. Amruthavalli, Nallur B. Ramachandra
Summary: The transcriptome analysis of Drosophila nasuta nasuta and Drosophila nasuta albomicans revealed 8% differential expression in ovaries, with 9% related to female reproduction. Most differentially expressed genes were enriched in genetic information processing pathways, biosynthesis, and metabolism-related pathways. D. n. albomicans had twice as many SNPs in its transcriptome compared to D. n. nasuta, with only 5% being fixed, indicating strong purifying selection on these lineages.
Article
Biochemistry & Molecular Biology
Quentin Rougemont, Barbara Huber, Simon H. Martin, Annabel Whibley, Catalina Estrada, Darha Solano, Robert Orpet, W. Owen McMillan, Brigitte Frerot, Mathieu Joron
Summary: By studying the speciation process of Heliconius butterflies, it is found that wing pattern divergence may play a role in speciation and be associated with hybridization and reproductive isolation.
MOLECULAR BIOLOGY AND EVOLUTION
(2023)
Article
Multidisciplinary Sciences
Mohammed A. Khallaf, Rongfeng Cui, Jerrit Weissflog, Maide Erdogmus, Ales Svatos, Hany K. M. Dweck, Dario Riccardo Valenzano, Bill S. Hansson, Markus Knaden
Summary: Research on fruit flies using whole-genome sequences, chemical and behavioral data has revealed that sex pheromones and their associated olfactory channels evolve rapidly and independently to strengthen sexual isolation barriers between species.
NATURE COMMUNICATIONS
(2021)
Article
Multidisciplinary Sciences
Shimaa A. M. Ebrahim, Hany K. M. Dweck, Brian L. Weiss, John R. Carlson
Summary: Tsetse flies engage in chemical communication through volatile pheromones, specifically methyl palmitoleate, which elicits strong behavioral responses. This compound induces G. morsitans males to mount females of another species, Glossina fuscipes. Infection with African trypanosomes alters the flies' chemical profile and mating behavior, indicating the potential usefulness of identifying volatile attractants in tsetse flies for reducing disease spread.
Article
Biochemistry & Molecular Biology
Tobias Hayashi, Bjorn Bohman, Adrian Scaffidi, Rod Peakall, Gavin R. Flematti
Summary: The study identified a mixture of five hydrocarbons shared between Pterostylis orbiculata orchids and female Mycomya sp. fungus gnats, including an undescribed triene compound that was confirmed to be (6Z,9Z)-1,6,9-tricosatriene. Field bioassays showed that this triene, along with other hydrocarbons, elicited attraction and sexual behavior from male gnats, indicating its importance as a key component in orchid pollinator attraction and female fungus gnat sex pheromones. This suggests that long-chain unsaturated hydrocarbons play a crucial role in sexual deception in Pterostylis orchids and provide a valuable insight into deciphering female fungus gnat sex pheromones.
Article
Multidisciplinary Sciences
Jie Sun, Wen-Kan Liu, Calder Ellsworth, Qian Sun, Yufeng Pan, Yi-Chun Huang, Wu-Min Deng
Summary: Fru(COM) is a crucial factor for pheromone biosynthesis in hepatocyte-like oenocytes in fruit flies, playing a significant role in sexual attraction.
Article
Biochemistry & Molecular Biology
Sofija Pavkovic-Lucic, Jelena Trajkovic, Dragana Milicic, Boban Andelkovic, Luka Lucic, Tatjana Savic, Ljubodrag Vujisic
Summary: In this study, the chemoprofiles of fruit flies belonging to different strains and fed on different substrates were analyzed before and after mating. The results showed significant differences in the chemoprofiles before and after mating, indicating the influence of mating on the chemical composition of the flies.
ARCHIVES OF INSECT BIOCHEMISTRY AND PHYSIOLOGY
(2022)
Article
Entomology
Donato Romano, Giovanni Benelli, Cesare Stefanini
Summary: This study investigated the courtship and mating behavior of the neem bug, Halys dentatus, and found population-level lateralization in males approaching females. Furthermore, the male mating success was affected by lateralization, where right-biased males achieved higher mating success rates. The study highlights the importance of lateralized traits in determining male mating success in insects.
Article
Plant Sciences
Jia-Xing Fang, Da-Feng Chen, Xia Shi, Su-Fang Zhang, Fu Liu, Wei-Xing Shen, Chun-Yan Jia, Shen-Cheng Ma, Zhen Zhang, Xiang-Bo Kong
Summary: In this study, the cuticular hydrocarbons of the juniper bark borer Semanotus bifasciatus were analyzed to determine their chemically mediated mating signals. It was found that 11-methylpentacosane, 11-methylhexacosane, and 11-methylheptacosane have sex-specific recognition functions. These compounds constitute the contact sex pheromone of S. bifasciatus, with the presence or absence of 11-methylhexacosane playing an important role in mate recognition by males.
JOURNAL OF SYSTEMATICS AND EVOLUTION
(2023)
Article
Multidisciplinary Sciences
Hajar Faal, Peter J. Silk, Peter D. Mayo, Stephen A. Teale
Summary: The study describes the courtship behavior and identification of sex pheromones in Ibalia leucospoides, revealing that four straight-chain alkanes in female body wash are attractive to male I. leucospoides.
Article
Biology
Swantje Enge, Claire Merot, Raimondas Mozuraitis, Violeta Apsegaite, Louis Bernatchez, Gerrit A. Martens, Sandra Radziute, Henrik Pavia, Emma L. Berdan
Summary: In this study, researchers found that a overdominant supergene in seaweed flies strongly modulates male traits but only weakly affects female traits. Gas chromatography-electroantennographic detection revealed that females can sense male traits and there may be differential perception between genotypes. Gene expression analysis showed that candidate genes for trait biosynthesis primarily showed differential expression in males, while odorant detection genes were differentially expressed in both sexes but showed high levels of divergence between supergene haplotypes. The reduced recombination between supergene haplotypes may have led to rapid divergence in mate preferences and increasing linkage between male traits and overdominant loci, helping to maintain the polymorphism despite deleterious effects in homozygotes.
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES
(2023)
Article
Entomology
Kathryn M. Chipchase, Alexa M. Enders, Elizabeth G. Jacobs, Michael R. Hughes, Kathleen A. Killian
Summary: The research indicates that a single exposure to cold stress can reduce the mating success of male crickets, but after some chemosensory contact with a female, most males were able to produce spermatophores and mate successfully.
JOURNAL OF INSECT PHYSIOLOGY
(2021)
Article
Entomology
Stafny Melony DSouza, Koushik Ponnanna, Nallur Basappa Ramachandra
Summary: The analysis of testis transcriptomes of two closely related Drosophila species shows that recent divergence has minimal impact on coding sequences and gene expression within this pair.
JOURNAL OF ASIA-PACIFIC ENTOMOLOGY
(2021)
Review
Agronomy
Xin-lian Li, Dou-dou Li, Xin-yan Cai, Dai-feng Cheng, Yong-yue Lu
Summary: This review summarizes the existing studies on the reproductive behavior of Tephritidae, particularly regarding the genes and external factors associated with courtship, mating, and oviposition. It contributes significantly to the integrated control of fruit flies.
PEST MANAGEMENT SCIENCE
(2023)
Article
Multidisciplinary Sciences
Sylvie P. Vandenabeele, Thomas Schmitt
Summary: Research has shown that visual cues alone cannot fully explain the ability of solitary bees and wasps to locate their nests. Olfaction is also important in nest recognition. Chemical analysis of nest entrances and their occupants revealed a close match in the identified chemicals. Removal of these chemicals elicited a clear behavioral response in bees. This highlights the significance of olfactory cues in complementing visual orientation for precise homing in solitary species.
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
(2023)