Host specialization
WebJan 18, 2024 · Host specialization: genetic analysis of populations from different crops in South America. The haplotype compositions of the specimens from different crops were compared to determine whether specialization of P. longifila had occurred on a specific host plant. The HD and nucleotide diversity (π) were estimated using DnaSP v5. WebAug 11, 2009 · ABSTRACT The fungus Corynespora cassiicola is primarily found in the tropics and subtropics, and is widely diverse in substrate utilization and host association. Isolate characterization within C. cassiicola was undertaken to investigate how genetic diversity correlates with host specificity, growth rate, and geographic distribution. C. …
Host specialization
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WebAug 3, 2024 · A six-state model of the evolution of host specialization revealed high transition rates between generalism and specialization in both decay modes. However, … WebMar 13, 2013 · Parasitoids of herbivorous insects have frequently evolved specialized lineages exploiting hosts occurring on different plants. This study investigated whether …
WebMar 21, 2024 · The cotton aphid, Aphis gossypii Glover, is a species of polyphagous aphid with many biotypes, and its host transfer has always been the focus of research on the control of cotton aphid. An important factor affecting aphid specialization is the nutritional association with microbial symbionts that provide the host with nutrients lacking in the ... WebMar 4, 2024 · Nature - A neurogenetic model, Drosophila sechellia—a relative of Drosophila melanogaster that has developed an extreme specialization for a single host plant—sheds …
WebJan 7, 2024 · Insect host-parasitoid interactions abound in nature and are characterized by a high degree of host specialization. In addition to their behavioral and immune defenses, many host species rely on heritable bacterial endosymbionts for defense against parasitoids. Studies on aphids and flies show that … WebNov 26, 2024 · Host specialization is an ecological and evolutionary process by which a pathogen becomes differentially adapted to a subset of hosts, restricting its host range. …
WebApr 8, 2013 · Host specialization is a ubiquitous character of phytophagous insects. The polyphagous population is usually composed of some subpopulations that can use only a few closely related plants. Cotton-melon aphids, Aphis gossypii Glover exhibited strong host specialization, and the cotton- and cucurbits-specialized biotypes had been clearly …
WebMeSH terms. Animals. Avoidance Learning / physiology. Female. Host Specificity*. Larva. Moths / physiology*. Oviposition. Species Specificity. Zea mays. townhomes for rent mayfield heights ohioWebMay 22, 2024 · Background Powdery mildews are biotrophic pathogenic fungi infecting a number of economically important plants. The grass powdery mildew, Blumeria graminis, has become a model organism to study host specialization of obligate biotrophic fungal pathogens. We resolved the large-scale genomic architecture of B. graminis forma … townhomes for rent marion iowaWebFourthly, the green plants on which they feed they form al the great majority (99. 4%) of the agromyzid species most one half of all living species described so far. studied show a high degree of host specialization Secondly, their overwhelming majority shows very which makes these insects especially suitable for narrow host plant ... townhomes for rent mechanicsburg patownhomes for rent meridian idWebMay 27, 2024 · Host specialization has long been hypothesized to explain the extraordinary diversity of phytophagous insects in the tropics. However, addressing this hypothesis has proved challenging because of the risk of … townhomes for rent miamiWebMay 18, 2016 · Magnaporthe oryzae (anamorph Pyricularia oryzae) is the causal agent of blast disease of Poaceae crops and their wild relatives. To understand the genetic mechanisms that drive host specialization of M. oryzae, we carried out whole genome resequencing of four M. oryzae isolates from rice (Oryza sativa), one from foxtail millet … townhomes for rent mentor ohioWebHorizontal Specialization. A management style in which several persons with equal authority are given oversight over specific departments or tasks. For example, one manager may be … townhomes for rent metro atlanta