Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
actinotrichium .
Etymologies
Sorry, no etymologies found.
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Examples
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The limbs had evolved from fins; during the transition, our back-boned ancestors lost rows of rigid fibers, called actinotrichia, that provide structural support and guide fin development.
Scientific American 2010
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The limbs had evolved from fins; during the transition, our back-boned ancestors lost rows of rigid fibers, called actinotrichia, that provide structural support and guide fin development.
Scientific American 2010
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The gene expression pattern suggested the proteins are structural components of actinotrichia
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"The loss of actinotrichia may have been conducive to ancestral, primitive tetrapods having limbs resembling cases of polydactyly," said Akimenko.
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In contrast to the pectoral fin bud of teleost fish, the mouse limb bud does not contain actinotrichia.
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"This the first time that anyone has really looked at genes underlying actinotrichia," said Mabee.
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J. Zhang et al. "Loss of fish actinotrichia proteins and the fin-to-limb transition,"
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And without actinotrichia, there was no regional recruitment of mesenchymal cells, the precursors to the bones of the fin exoskeleton.
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"Their conclusions are really intriguing and well justified." showing the array of actinotrichia.
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But when both were silenced, major changes occurred: First, actinotrichia didn't form.
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