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[
Elife,
2014]
Advances in sample preparation and electron microscopy have allowed the structure of cilia to be explored at an unprecedented level of detail.
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[
Elife,
2015]
Chromosome separation is regulated by a cycle that involves a protein undergoing an unusual topological conversion.
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[
Dev Cell,
2003]
In multicellular organisms, most cells are confined to a particular tissue. However, some cells invade organs during normal development and in diseases (e.g., angiogenesis and cancer). Recent studies reveal a fascinating step-by-step process in which specific vulval cells induce and attract a single gonadal cell to invade an epithelial tubular organ in order to connect the uterus to the vulva in C. elegans.
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[
Curr Biol,
2017]
A landmark study has revealed that an interleukin-17-like signaling system modulates a neural circuit that controls the aggregation behavior of nematodes.
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[
Elife,
2014]
A beetle pheromone that lures nematode worms to an insect host can also stop their development or even kill them outright.
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[
Curr Biol,
2020]
Recognizing and remembering dangerous pathogens is of the utmost importance for an animal's survival. Nematodes use a digested bacterial small RNA molecule as a cue of pathogenicity. Inheritance of this RNA even protects the progeny from infection.
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[
Curr Biol,
2014]
A new study reveals an unexpected genetic link between two distinct types of neuronal asymmetries in the nematode Caenorhabditis elegans. This finding suggests a common origin of genetically determined asymmetries and raises intriguing questions about their evolution.
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[
Cell,
2015]
While some behavioral responses to a stimulus are invariant in animals, most are more likely to be variable or stochastic. In this issue, Gordus et al. illuminate a set of combinatorial neuronal activities that control the variability of a chemotactic behavior in response to an odor, providing a tractable system for understanding how stochastic circuit dynamics affect behavior.
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[
Elife,
2014]
CED-3, a protein that is essential for programmed cell death, also has an unexpected role in the regulation of non-apoptotic genes during normal development.