def METHOD_NAME(testapp):
    item = {
        'term_id': 'EFO:0001086',
        'term_name': 'A549',
        'classification': 'cell line',
        'dbxrefs': ['Cellosaurus:CVCL_0023']
    }
    return testapp.post_json('/biosample-types', item, status=201).json['@graph'][0]