| Title |
Group 1 Innate Lymphoid Cell Lineage Identity Is Determined by a cis-Regulatory Element Marked by a Long Non-coding RNA
|
|---|---|
| Published in |
Immunity, September 2017
|
| DOI | 10.1016/j.immuni.2017.08.012 |
| Pubmed ID | |
| Authors |
Walter K. Mowel, Sam J. McCright, Jonathan J. Kotzin, Magalie A. Collet, Asli Uyar, Xin Chen, Alexandra DeLaney, Sean P. Spencer, Anthony T. Virtue, EnJun Yang, Alejandro Villarino, Makoto Kurachi, Margaret C. Dunagin, Gretchen Harms Pritchard, Judith Stein, Cynthia Hughes, Diogo Fonseca-Pereira, Henrique Veiga-Fernandes, Arjun Raj, Taku Kambayashi, Igor E. Brodsky, John J. O’Shea, E. John Wherry, Loyal A. Goff, John L. Rinn, Adam Williams, Richard A. Flavell, Jorge Henao-Mejia |
| Abstract |
Commitment to the innate lymphoid cell (ILC) lineage is determined by Id2, a transcriptional regulator that antagonizes T and B cell-specific gene expression programs. Yet how Id2 expression is regulated in each ILC subset remains poorly understood. We identified a cis-regulatory element demarcated by a long non-coding RNA (lncRNA) that controls the function and lineage identity of group 1 ILCs, while being dispensable for early ILC development and homeostasis of ILC2s and ILC3s. The locus encoding this lncRNA, which we termed Rroid, directly interacted with the promoter of its neighboring gene, Id2, in group 1 ILCs. Moreover, the Rroid locus, but not the lncRNA itself, controlled the identity and function of ILC1s by promoting chromatin accessibility and deposition of STAT5 at the promoter of Id2 in response to interleukin (IL)-15. Thus, non-coding elements responsive to extracellular cues unique to each ILC subset represent a key regulatory layer for controlling the identity and function of ILCs. |
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X Demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| United States | 9 | 56% |
| United Kingdom | 2 | 13% |
| Chile | 1 | 6% |
| Brazil | 1 | 6% |
| Denmark | 1 | 6% |
| Guinea | 1 | 6% |
| Unknown | 1 | 6% |
Demographic breakdown
| Type | Count | As % |
|---|---|---|
| Members of the public | 9 | 56% |
| Scientists | 5 | 31% |
| Practitioners (doctors, other healthcare professionals) | 2 | 13% |
Mendeley demographics
Geographical breakdown
| Country | Count | As % |
|---|---|---|
| Unknown | 110 | 100% |
Demographic breakdown
| Readers by professional status | Count | As % |
|---|---|---|
| Researcher | 34 | 31% |
| Student > Ph. D. Student | 19 | 17% |
| Student > Bachelor | 8 | 7% |
| Student > Master | 7 | 6% |
| Other | 6 | 5% |
| Other | 12 | 11% |
| Unknown | 24 | 22% |
| Readers by discipline | Count | As % |
|---|---|---|
| Immunology and Microbiology | 30 | 27% |
| Biochemistry, Genetics and Molecular Biology | 28 | 25% |
| Agricultural and Biological Sciences | 12 | 11% |
| Medicine and Dentistry | 6 | 5% |
| Social Sciences | 2 | 2% |
| Other | 6 | 5% |
| Unknown | 26 | 24% |