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Science

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Disponibilidad
Institución detectada Período Navegá Descargá Solicitá
No detectada desde mar. 1997 / hasta dic. 2023 Science Journals

Información

Tipo de recurso:

revistas

ISSN impreso

0036-8075

ISSN electrónico

1095-9203

Editor responsable

American Association for the Advancement of Science (AAAS)

País de edición

Estados Unidos

Fecha de publicación

Cobertura temática

Tabla de contenidos

N 6 -methyladenosine of chromosome-associated regulatory RNA regulates chromatin state and transcription

Jun LiuORCID; Xiaoyang DouORCID; Chuanyuan ChenORCID; Chuan Chen; Chang LiuORCID; Meng Michelle Xu; Siqi Zhao; Bin ShenORCID; Yawei GaoORCID; Dali HanORCID; Chuan HeORCID

<jats:title>A new layer of transcriptional control</jats:title> <jats:p> <jats:italic>N</jats:italic> <jats:sup>6</jats:sup> -methyladenosine (m <jats:sup>6</jats:sup> A) is the most abundant messenger RNA modification in almost all eukaryotes. Liu <jats:italic>et al.</jats:italic> now show that m <jats:sup>6</jats:sup> A is also cotranscriptionally added onto various chromosome-associated regulatory RNAs (carRNAs) in mammalian cells. Disruption of m <jats:sup>6</jats:sup> A modification of these RNAs increases their abundance and promotes gene transcription by increasing the chromatin accessibility. Thus, m <jats:sup>6</jats:sup> A serves as a switch to regulate carRNA levels by tuning nearby chromatin state and downstream transcription. </jats:p> <jats:p> <jats:italic>Science</jats:italic> , this issue p. <jats:related-article xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="doi" issue="6477" page="580" related-article-type="in-this-issue" vol="367" xlink:href="10.1126/science.aay6018">580</jats:related-article> </jats:p>

Palabras clave: Multidisciplinary.

Pp. 580-586

Therapeutic targeting of preleukemia cells in a mouse model of NPM1 mutant acute myeloid leukemia

Hannah J. UckelmannORCID; Stephanie M. KimORCID; Eric M. Wong; Charles HattonORCID; Hugh Giovinazzo; Jayant Y. GadreyORCID; Andrei V. KrivtsovORCID; Frank G. Rücker; Konstanze Döhner; Gerard M. McGeehan; Ross L. Levine; Lars BullingerORCID; George S. VassiliouORCID; Scott A. ArmstrongORCID

<jats:title>Taking preventive measures</jats:title> <jats:p> Recent technological advances have made it possible to detect, in healthy individuals, premalignant blood cells that are likely to progress to hematologic cancer. These advances in early detection have fueled interest in “cancer interception,” the idea that drugs designed to treat advanced cancer might also be useful for cancer prevention. Uckelmann <jats:italic>et al.</jats:italic> now provide support for this concept in a study of mice genetically predisposed to develop acute myeloid leukemia. Early administration of an epigenetic therapy that had previously been shown to have anticancer activity in advanced leukemia models was able to eliminate preleukemia cells and extend survival of the mice. </jats:p> <jats:p> <jats:italic>Science</jats:italic> , this issue p. <jats:related-article xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="doi" issue="6477" page="586" related-article-type="in-this-issue" vol="367" xlink:href="10.1126/science.aax5863">586</jats:related-article> </jats:p>

Palabras clave: Multidisciplinary.

Pp. 586-590

Avoiding immigration limbo

Jaivime Evaristo

Palabras clave: Multidisciplinary.

Pp. 594-594

Another HIV vaccine strategy fails in large-scale study

Jon Cohen

Palabras clave: Multidisciplinary.

Pp. No disponible

Study claiming new coronavirus can be transmitted by people without symptoms was flawed

Kai Kupferschmidt

Palabras clave: Multidisciplinary.

Pp. No disponible

U.S. prosecutor leading China probe explains effort that led to charges against Harvard chemist

Jeffrey Mervis

Palabras clave: Multidisciplinary.

Pp. No disponible

Colombia’s first ever science minister faces calls to resign over fungi-based cancer treatment

Rodrigo Pérez Ortega

Palabras clave: Multidisciplinary.

Pp. No disponible

Samples from famed 19th century voyage reveal ‘shocking’ effects of ocean acidification

Erin Malsbury

Palabras clave: Multidisciplinary.

Pp. No disponible

BRAIN Initiative’s first director sets sights on clinical tools

Kelly Servick

Palabras clave: Multidisciplinary.

Pp. No disponible

Florida state legislator fears overreaction in probe of foreign research ties

Jeffrey Mervis

Palabras clave: Multidisciplinary.

Pp. No disponible