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140, 207, 221, 288, 296], 'required': [54, 210], 'both': [56, 212], 'maintenance': [61, 217], 'of': [62, 68, 78, 98, 105, 124, 129, 144, 218, 224, 234, 254, 261, 280, 285, 300], 'pluripotency': [63, 219], 'the': [66, 95, 120, 222, 251, 276], 'expression': [67, 115, 126, 223, 271, 282], 'prevents': [70, 107, 226, 263], 'differentiation': [73, 110, 128, 229, 266, 284], 'response': [75, 231], 'withdrawal': [77, 233], 'leukemia': [79, 235], 'inhibitory': [80, 236], '(LIF)': [82, 238], 'or': [83, 239], 'bone': [84, 240], 'morphogenetic': [85, 241], 'protein': [86, 242], '(BMP4).': [88, 244], 'directly': [92, 248], 'binds': [93, 249], 'promoter': [96, 252], 'region': [97, 253], 'Nanog': [99, 106, 125, 145, 255, 262, 281, 301], 'its': [102, 258], 'expression.': [103, 259], 'Expression': [104, 260], 'even': [111, 267], 'when': [112, 268], 'gene': [114, 270], 'knocked': [117, 273], 'down.': [118, 274], 'On': [119, 275], 'hand,': [122, 278], 'knockdown': [123, 279], 'induces': [127, 283], 'cells': [131, 287], 'overexpress': [133, 289], 'Klf4.': [134, 290], 'Taken': [135, 291], 'together,': [136, 292], 'these': [137, 293], 'results': [138, 294], 'demonstrate': [139, 295], 'functions': [142, 298], 'upstream': [143, 299], 'preventing': [152, 308], 'differentiation.': [155, 311]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2134030824', 'counts_by_year': [{'year': 2024, 'cited_by_count': 10}, {'year': 2023, 'cited_by_count': 9}, {'year': 2022, 'cited_by_count': 7}, {'year': 2021, 'cited_by_count': 13}, {'year': 2020, 'cited_by_count': 8}, {'year': 2019, 'cited_by_count': 19}, {'year': 2018, 'cited_by_count': 19}, {'year': 2017, 'cited_by_count': 18}, {'year': 2016, 'cited_by_count': 14}, {'year': 2015, 'cited_by_count': 19}, {'year': 2014, 'cited_by_count': 13}, {'year': 2013, 'cited_by_count': 26}, {'year': 2012, 'cited_by_count': 16}], 'updated_date': '2024-12-07T16:13:24.833469', 'created_date': '2016-06-24'}