{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,9]],"date-time":"2026-08-09T16:41:09Z","timestamp":1786293669263,"version":"build-2736575974"},"reference-count":38,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,5,17]],"date-time":"2026-05-17T00:00:00Z","timestamp":1778976000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,5,17]],"date-time":"2026-05-17T00:00:00Z","timestamp":1778976000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["scijournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Pest Management Science"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>BACKGROUND<\/jats:title>\n                    <jats:p>The insect olfactory system plays an important role in guiding chemical\u2010driven behaviors, such as host selection, oviposition, and mating. Odorant\u2010binding proteins (OBPs) serve as a bridge for transmitting chemical signals in insects; however, the transcriptional regulation of their expression patterns remains unknown.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>RESULTS<\/jats:title>\n                    <jats:p>\n                      In this study, we demonstrated that CchiBarH2 regulates the expression of\n                      <jats:italic>CchiOBP6<\/jats:italic>\n                      , mediating the olfactory recognition of female\n                      <jats:italic>Callosobruchus chinensis<\/jats:italic>\n                      for 2,3\u2010butanediol. CchiBarH2 directly bound to the promoter region of\n                      <jats:italic>CchiOBP6<\/jats:italic>\n                      and enhanced the transcriptional activity of\n                      <jats:italic>CchiOBP6 in vitro<\/jats:italic>\n                      using a dual\u2010luciferase reporter system and electrophoretic mobility shift assay (EMSA). RNAi\u2010mediated silencing of\n                      <jats:italic>CchiBarH2<\/jats:italic>\n                      significantly decreased the expression level of\n                      <jats:italic>CchiOBP6<\/jats:italic>\n                      , weakened the electrophysiological responses, and the attraction of\n                      <jats:italic>C. chinensis<\/jats:italic>\n                      females to 2,3\u2010butanediol disappeared simultaneously.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>CONCLUSION<\/jats:title>\n                    <jats:p>\n                      These results revealed that CchiBarH2 regulated the expression of\n                      <jats:italic>CchiOBP6<\/jats:italic>\n                      , thereby mediating the EAG and behavioral responses of female\n                      <jats:italic>C. chinensis<\/jats:italic>\n                      to 2,3\u2010butanediol. These findings also provide potential molecular targets for disrupting olfactory\u2010driven behaviors in agricultural pest management. \u00a9 2026 Society of Chemical Industry.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ps.70943","type":"journal-article","created":{"date-parts":[[2026,5,18]],"date-time":"2026-05-18T03:36:13Z","timestamp":1779075373000},"page":"8971-8976","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["<scp>BarH2<\/scp>\n                    regulates odorant binding protein 6 expression to mediate 2,3\u2010butanediol recognition in female\n                    <i>Callosobruchus chinensis<\/i>"],"prefix":"10.1002","volume":"82","author":[{"ORCID":"https:\/\/orcid.org\/0009-0001-5424-5308","authenticated-orcid":false,"given":"Yanan","family":"Yao","sequence":"first","affiliation":[{"name":"College of Plant Protection Shanxi Agricultural University  Taigu 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