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'detected': [223], 'this': [225], 'species,': [226], 'appears': [228], 'primary': [232], 'enzyme': [233], 'responsible': [234], 'NH3': [236], 'incorporation.': [237]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1498939565', 'counts_by_year': [{'year': 2023, 'cited_by_count': 7}, {'year': 2022, 'cited_by_count': 1}, {'year': 2020, 'cited_by_count': 2}, {'year': 2019, 'cited_by_count': 2}, {'year': 2017, 'cited_by_count': 1}, {'year': 2016, 'cited_by_count': 1}, {'year': 2015, 'cited_by_count': 2}, {'year': 2014, 'cited_by_count': 1}, {'year': 2013, 'cited_by_count': 1}, {'year': 2012, 'cited_by_count': 2}], 'updated_date': '2024-12-10T11:22:44.546939', 'created_date': '2016-06-24'}