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Plasticity, plasticity, plasticity…and the rigid problem of sex [PDF]
Why is popular understanding of female–male differences still based on rigid models of development, even though contemporary developmental sciences emphasize plasticity? Is it because the science of sex differences still works from the same rigid models?
Fine, Cordelia+3 more
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Sensory plasticity in a socially plastic bee [PDF]
AbstractThe social Hymenoptera have contributed much to our understanding of the evolution of sensory systems. Attention has focussed chiefly on how sociality and sensory systems have evolved together. In the Hymenoptera, the antennal sensilla are important for optimizing the perception of olfactory social information.
Boulton, Rebecca A., Field, Jeremy
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Pancreas homeostasis is based on replication of differentiated cells in order to maintain proper organ size and function under changing physiological demand. Recent studies suggest that acinar cells, the most abundant cell type in the pancreas, are facultative progenitors capable of reverting to embryonic-like multipotent progenitor cells under injury ...
Oren Ziv, Benjamin Glaser, Yuval Dor
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Plasticity of Inhibition [PDF]
Until recently, the study of plasticity of neural circuits focused almost exclusively on potentiation and depression at excitatory synapses on principal cells. Other elements in the neural circuitry, such as inhibitory synapses on principal cells and the synapses recruiting interneurons, were assumed to be relatively inflexible, as befits a role of ...
DimitriýM. Kullmann+3 more
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Over the past 20 years, evidence has mounted regarding the capacity of the central nervous system to alter its structure and function throughout life. Injury to the central nervous system appears to be a particularly potent trigger for plastic mechanisms to be elicited.
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Anxiety is a very broad behavioural trait, helping animals to cope with dangerous environmental situations. As anxiety is linked to other emotional processes and to cognitive functions such as learning and memory, it involves a number of cerebral structures and brain transmitter systems, thereby giving rise to a high degree of plasticity.
Georges Chapouthier, Patrice Venault
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Although the expression πλαστική τέχνη [plastic art] has Greek origins, the derivative term “plasticity” enters the European languages only in the Modern Age. The term has a double meaning: it indicates, at the same time, the art of manipulating a ductile substance and the ability to transform oneself to recreate formal qualities in response to ...
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Although circadian clocks normally run with a 24 hr period, Brancaccio et al. (2013) report in this issue of Neuron that transiently activating G protein signaling can lengthen period even after the stimulus is removed, revealing an unexpected plasticity in the central brain clock.
Ben Collins, Justin Blau
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