{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\nA careful review of the provided abstracts (e.g."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "1", "end_ref": "3"}]}, {"type": "t", "text": "reveals that none of these studies mention or characterize OR4K14. Instead, the collective literature is devoted to deciphering the role of intermedin (also called adrenomedullin2) – a novel member of the calcitonin/calcitonin gene‐related peptide family. These articles focus on its receptor interactions (via complexes of the calcitonin receptor–like receptor [CRLR] with receptor activity–modifying proteins [RAMPs]) and its involvement in diverse processes ranging from vascular homeostasis and endothelial barrier regulation to metabolic modulation and cardioprotection.\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nSeveral studies report that intermedin acts as a nonselective agonist for CRLR/RAMP complexes and exerts protective effects in conditions such as hypertension, atherosclerosis, myocardial ischemia/reperfusion injury, and sepsis."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "4", "end_ref": "6"}]}, {"type": "t", "text": " Its signaling, which can involve cAMP/PKA, p38 MAPK, and other cascades, helps to repair disrupted endothelial junctions, reduce inflammatory cell infiltration, decrease foam-cell formation via modulation of scavenger receptors, and enhance cardiomyocyte function."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "7", "end_ref": "9"}]}, {"type": "t", "text": " In addition, intermedin contributes to metabolic regulation by promoting the beiging of white adipose tissue and increasing energy expenditure, thus offering a potential strategy against obesity and insulin resistance."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "10", "end_ref": "12"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nOther reports further expand on intermedin’s protective functions in vascular remodeling, prevention of ventilator‐induced lung injury, modulation of macrophage polarization, and attenuation of aneurysm formation through Notch1 signaling inhibition."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "13", "end_ref": "17"}]}, {"type": "t", "text": " Collectively, these studies underscore intermedin’s multifaceted roles in maintaining cardiovascular integrity, modulating inflammatory responses, and regulating metabolic as well as vascular functions.\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nIn summary, while the abstracts provide compelling evidence for intermedin’s broad protective and regulatory functions in cardiovascular, pulmonary, and metabolic systems, they do not address OR4K14. Consequently, based on the present body of literature, no functional information regarding OR4K14 can be inferred from these studies.\n"}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Jaesook Roh, Chia Lin Chang, Alka Bhalla, et al. 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