[PDF] Top 20 Evolution of embryonic development in nematodes

... Typical for all three of the Tobrilus species we looked at, is the formation of a prominent coeloblastula (Figure 3b). They undergo a ‘ canonical ’ gastrulation, with the invagination of a layer of alimentary tract ... See full document

... behavioral evolution in C. elegans and related nematodes, we examined how pharyngeal behaviors and their neuronal regulation evolved in free-living soil ...functional evolution of a specific ... See full document

... sinistral embryonic and adult phenotype is stand- ard [57] but studies in other systems, such as snails and mice, indicate that a switch in handedness can be induced by a single mutation ...the nematodes ... See full document

... chromosome evolution in various organisms have indicated that sex-biased genes are nonrandomly distributed between the X and ...to nematodes, we annotated and analyzed X chromosome gene content in four ... See full document

... in nematodes is likely to be restricted in a single phylogen- etic group that includes the families Parasitaphelenchi- dae and Aphelenchoididae as the sequences have been found only from Bursaphelenchus species, ... See full document

... the roots at multiple time points following infection and examined the seam cells in both live and DAPI-stained fixed animals. Using DIC optics, we found that following infection the posterior eight seam cells appear in ... See full document

... From this study it is evident that early neurogenesis in M. crozieri starts with neurotransmittor (5HT and FMR- Famide) immunoreactivity in the epidermis with the establishment of brain and apical plate primordia, and ... See full document

... Nematodes inhabit diverse ecological niches associated with both free-living and parasitic lifestyles [57]. C. elegans, for example, persists in nature on rotting vegetable matter that supports rich microbial ... See full document

... the evolution of developmental and physiological systems (Via et ...the evolution of trait “robustness” is currently untested (Felix and Barkoulas ... See full document

... elegans hybrid gene set of 20,621 genes derived from our com parison of the two species to the set of 18,808 WS77* protein coding genes derived from W ormBase.. The m ajority 14,011 of t[r] ... See full document

... mopathogenic nematodes (EPNs) of the genus Steinernema have been globally used as safe biocontrol agents against soil borne insect ...entomopathogenic nematodes (EPNs) not only because of their b iologica l ... See full document

... postembryonic development, the seedlings were removed 3 ⁄ 7 days after inoculation (DAI) and the root systems washed gently to remove all J2s from the root ...and nematodes were removed from the root ... See full document

... Another case of change in connectivity between syntagms is what we might call a short cut. An example is that of the two closely related sea urchins Heliocidaris erythrogramma and Heliocidaris tuberculata. The two adult ... See full document

... A development is found in the three main clades of metazoa: Ecdysozoa ...(e.g. nematodes), lophotrochozoa ...A development would have appeared multiple times as a secondary adaptation to the small ... See full document

... the candidate gene approach based on the Drosophila paradigm to isolate the earliest axial organizers in polyembryonic wasps. The cellular environment in endoparasitic wasps narrows the choice of genes to a group of ... See full document

... the development of Stichopus (now referred to as Apostichopus, Parastichopus and Stichopus) spe- cies ...early development of ...of development, the mesenchyme has migrated. By 72 hours of ... See full document

... the evolution of diapause can- not be ...gent evolution is that the trait is found in a wide variety of species, including armadillos, at least one mole, three species of bats and an ungulate, the roe deer ... See full document

... the embryonic anterior- posterior axis takes place within the gonadal tube of the mother or whether the laying process going along with massive egg deformation is crucial for axis ... See full document

... common nematodes, but a greater application rate is needed to treat Nematodirus and Cyathostomums, with a low dosage worsening the problem by promoting larval ... See full document

... The results of both experiments are compared in Tables 2, 3, and k. In general, preincubation under N 2 appears to retard the utilization of GMP and GDP compared to controls, and enhances the level of ADP in all stages ... See full document