{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,12]],"date-time":"2026-04-12T06:43:06Z","timestamp":1775976186401,"version":"3.50.1"},"reference-count":23,"publisher":"The Endocrine Society","issue":"7","license":[{"start":{"date-parts":[[2025,5,23]],"date-time":"2025-05-23T00:00:00Z","timestamp":1747958400000},"content-version":"vor","delay-in-days":3,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["81900772"],"award-info":[{"award-number":["81900772"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002858","name":"China Postdoctoral Science Foundation","doi-asserted-by":"publisher","award":["2023M741501"],"award-info":[{"award-number":["2023M741501"]}],"id":[{"id":"10.13039\/501100002858","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025,5,20]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Context<\/jats:title>\n                  <jats:p>Phoenixin (PNX), a recently identified neuropeptide, is recognized for its role in reproduction.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>This study aims to explores serum phoenixin expression and its diagnostic value in girls with central precocious puberty (CPP).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>Girls visiting the Pediatric Endocrinology Department of Lianyungang First People's Hospital (February 2023-February 2025) were included and divided into 3 groups: CPP (n = 48), premature thelarche (PT) (n = 58), and healthy controls (NCs, n = 50). Serum phoenixin levels were measured via enzyme-linked immunosorbent assay and compared among groups. Spearman correlation analysis assessed variable relationships, and receiver operating characteristic (ROC) curves evaluated phoenixin's diagnostic value for CPP.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>Serum PNX-14 levels of the CPP group (228.42 [193.29-277.22] pg\/mL) were considerably higher relative to the PT group (172.93 [129.82-229.44] pg\/mL) (P &amp;lt; .05), and higher serum PNX-14 levels were found in the PT group compared to the NC group (124.26 [88.78-167.49] pg\/mL) (P &amp;lt; .05). No statistically significant differences in PNX-20 levels were found among the groups (P &amp;gt; .05). PNX-14 levels were positively correlated with height, weight, body mass index, bone age, uterine and ovarian volumes, and pituitary height, and negatively with sex hormone\u2013binding globulin. ROC analysis showed an area under the curve of 0.695 for PNX-14 in identifying CPP, with a cutoff of 195.85\u2005pg\/mL (sensitivity: 75.0%; specificity: 69.0%).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusion<\/jats:title>\n                  <jats:p>Serum PNX-14 is associated with CPP and reflects growth and pubertal development. It may serve as a potential biomarker for adjunct diagnosis of CPP in girls.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1210\/jendso\/bvaf065","type":"journal-article","created":{"date-parts":[[2025,5,23]],"date-time":"2025-05-23T18:01:08Z","timestamp":1748023268000},"source":"Crossref","is-referenced-by-count":2,"title":["Serum Phoenixin Levels and Their Diagnostic Significance in Girls With Precocious Puberty"],"prefix":"10.1210","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-9554-424X","authenticated-orcid":false,"given":"Ye","family":"Yang","sequence":"first","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jun","family":"Sun","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital 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,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jingjing","family":"Zhang","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fei","family":"Zhu","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]},{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, Lianyungang Clinical College of Nanjing Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiaoxiao","family":"Pan","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ying","family":"Wang","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiaona","family":"Li","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hua","family":"Bai","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0009-0007-0500-7550","authenticated-orcid":false,"given":"Peiliang","family":"Luo","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]},{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, Lianyungang Clinical College of Nanjing Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8829-8726","authenticated-orcid":false,"given":"Yingdi","family":"Yuan","sequence":"additional","affiliation":[{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, The Affiliated Lianyungang Hospital of Xuzhou Medical University , Lianyungang 222000 ,","place":["China"]},{"name":"Pediatric Endocrinology Department, The First People's Hospital of Lianyungang, Lianyungang Clinical College of Nanjing Medical University , Lianyungang 222000 ,","place":["China"]}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"80","published-online":{"date-parts":[[2025,5,23]]},"reference":[{"issue":"10","key":"2025062504172146400_bvaf065-B1","doi-asserted-by":"crossref","first-page":"e2015665","DOI":"10.1001\/jamanetworkopen.2020.15665","article-title":"Trends in the incidence of central precocious puberty and normal variant puberty among 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