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'Multiple': [31], 'neurochemical': [32], 'pathways': [33, 50, 67], 'responsible': [35], 'for': [36], 'the': [37, 56, 111, 121, 159, 193, 202], 'catabolism': [38], '5-HT': [40, 65, 141, 148, 164, 174, 181, 213, 224], 'phyla': [43], 'specific;': [44], 'therefore,': [45], 'by': [46, 192, 201], 'elucidating': [47], 'these': [48, 88, 128], 'catabolic': [49, 66, 225], 'we': [51], 'glean': [52], 'greater': [53], 'understanding': [54], 'relationships': [57], 'origins': [59], 'various': [61], 'transmitter': [62], 'systems.': [63], 'Here,': [64], 'were': [68, 90, 115, 134], 'studied': [69], 'Strongylocentrotus': [71], 'purpuratus': [72], 'Xenoturbella': [74], 'bocki,': [75], 'two': [76], 'organisms': [77, 89], 'occupying': [78], 'distinct': [79], 'positions': [80], 'deuterostomes.': [82], 'The': [83, 177], '5-HT-related': [84, 101, 160], 'compounds': [85, 161], 'detected': [86], 'compared': [91], 'with': [92], 'those': [93], 'reported': [94], 'other': [96], 'phyla.': [97], 'In': [98, 125, 152, 211], 'S.': [99], 'purpuratus,': [100], 'metabolites': [102], 'include': [103], 'N-acetyl': [104, 209], 'serotonin,': [105], 'gamma-glutamyl-serotonin': [106, 166], '5-hydroxyindole': [108, 168, 205], 'acetic': [109, 169, 206], 'acid;': [110], 'quantity': [112], 'type': [114], 'found': [116, 162], 'to': [117, 127, 186, 221], 'vary': [118], 'based': [119], 'on': [120], 'specific': [122], 'tissues': [123], 'analyzed.': [124], 'addition': [126, 138], 'compounds,': [129], 'varying': [130], 'levels': [131], 'tryptamine': [133], 'also': [135], 'seen.': [136], 'Upon': [137], 'precursor': [142], 'monoamine': [145], 'oxidase': [146], 'inhibitor,': [147], 'itself': [149], 'was': [150], 'detected.': [151], 'similar': [153, 185, 220], 'experiments': [154], 'using': [155], 'X.': [156, 216], 'bocki': [157, 217], 'tissues,': [158], 'included': [163], 'sulfate,': [165], 'acid,': [170], 'well': [172], 'tryptamine.': [176], 'sea': [178], 'urchin': [179], 'metabolizes': [180], 'manner': [184], 'both': [187], 'gastropod': [188], 'mollusks,': [189], 'evidenced': [191], 'detection': [194], 'gamma-glutamyl-serotonin,': [196], 'vertebrates,': [198], 'indicated': [200], 'presence': [203], 'acid': [207], 'serotonin.': [210], 'contrast,': [212], 'metabolism': [214], 'appears': [218], 'more': [219], 'common': [222], 'protostome': [223], 'pathways.': [226]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2036743461', 'counts_by_year': [{'year': 2022, 'cited_by_count': 1}, {'year': 2021, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 1}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 2}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}, {'year': 2012, 'cited_by_count': 1}], 'updated_date': '2025-01-05T20:20:50.804267', 'created_date': '2016-06-24'}