Evidence for a single loss of mineralized teeth in the common avian ancestor

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Evidence for a single loss of mineralized teeth in the common avian ancestor. / Meredith, Robert W.; Zhang, Guojie; Gilbert, M. Thomas P.; Jarvis, Erich D.; Springer, Mark S.

In: Science, Vol. 346, No. 6215, 1254390, 2014.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Meredith, RW, Zhang, G, Gilbert, MTP, Jarvis, ED & Springer, MS 2014, 'Evidence for a single loss of mineralized teeth in the common avian ancestor', Science, vol. 346, no. 6215, 1254390. https://doi.org/10.1126/science.1254390

APA

Meredith, R. W., Zhang, G., Gilbert, M. T. P., Jarvis, E. D., & Springer, M. S. (2014). Evidence for a single loss of mineralized teeth in the common avian ancestor. Science, 346(6215), [1254390]. https://doi.org/10.1126/science.1254390

Vancouver

Meredith RW, Zhang G, Gilbert MTP, Jarvis ED, Springer MS. Evidence for a single loss of mineralized teeth in the common avian ancestor. Science. 2014;346(6215). 1254390. https://doi.org/10.1126/science.1254390

Author

Meredith, Robert W. ; Zhang, Guojie ; Gilbert, M. Thomas P. ; Jarvis, Erich D. ; Springer, Mark S. / Evidence for a single loss of mineralized teeth in the common avian ancestor. In: Science. 2014 ; Vol. 346, No. 6215.

Bibtex

@article{ed6f192586724b6299689f466b44e08b,
title = "Evidence for a single loss of mineralized teeth in the common avian ancestor",
abstract = "Edentulism, the absence of teeth, has evolved convergently among vertebrates, including birds, turtles, and several lineages of mammals. Instead of teeth, modern birds (Neornithes) use a horny beak (rhamphotheca) and a muscular gizzard to acquire and process food.We performed comparative genomic analyses representing lineages of nearly all extant bird orders and recovered shared, inactivating mutations within genes expressed in both the enamel and dentin of teeth of other vertebrate species, indicating that the common ancestor of modern birds lacked mineralized teeth.We estimate that tooth loss, or at least the loss of enamel caps that provide the outer layer of mineralized teeth, occurred about 116 million years ago.",
author = "Meredith, {Robert W.} and Guojie Zhang and Gilbert, {M. Thomas P.} and Jarvis, {Erich D.} and Springer, {Mark S.}",
year = "2014",
doi = "10.1126/science.1254390",
language = "English",
volume = "346",
journal = "Science",
issn = "0036-8075",
publisher = "American Association for the Advancement of Science",
number = "6215",

}

RIS

TY - JOUR

T1 - Evidence for a single loss of mineralized teeth in the common avian ancestor

AU - Meredith, Robert W.

AU - Zhang, Guojie

AU - Gilbert, M. Thomas P.

AU - Jarvis, Erich D.

AU - Springer, Mark S.

PY - 2014

Y1 - 2014

N2 - Edentulism, the absence of teeth, has evolved convergently among vertebrates, including birds, turtles, and several lineages of mammals. Instead of teeth, modern birds (Neornithes) use a horny beak (rhamphotheca) and a muscular gizzard to acquire and process food.We performed comparative genomic analyses representing lineages of nearly all extant bird orders and recovered shared, inactivating mutations within genes expressed in both the enamel and dentin of teeth of other vertebrate species, indicating that the common ancestor of modern birds lacked mineralized teeth.We estimate that tooth loss, or at least the loss of enamel caps that provide the outer layer of mineralized teeth, occurred about 116 million years ago.

AB - Edentulism, the absence of teeth, has evolved convergently among vertebrates, including birds, turtles, and several lineages of mammals. Instead of teeth, modern birds (Neornithes) use a horny beak (rhamphotheca) and a muscular gizzard to acquire and process food.We performed comparative genomic analyses representing lineages of nearly all extant bird orders and recovered shared, inactivating mutations within genes expressed in both the enamel and dentin of teeth of other vertebrate species, indicating that the common ancestor of modern birds lacked mineralized teeth.We estimate that tooth loss, or at least the loss of enamel caps that provide the outer layer of mineralized teeth, occurred about 116 million years ago.

U2 - 10.1126/science.1254390

DO - 10.1126/science.1254390

M3 - Journal article

C2 - 25504730

AN - SCOPUS:84917706498

VL - 346

JO - Science

JF - Science

SN - 0036-8075

IS - 6215

M1 - 1254390

ER -

ID: 129541472