has part has part has_part characteristic of has modifier bronchioalveolar stem cell abnormal bronchioalveolar stem cell morphology decreased bronchioalveolar stem cell number 2011-02-14T04:12:48Z reduced bronchioalveolar stem cell number decreased BASC number reduced BASC number csmith MP:0010830 MPheno.ontology reduced numbers of a respiratory stem cell found at the junction of the terminal (conductive) bronchiole and the respiratory bronchiole, which gives rise to alveolar cell types and Clara cells in response to lung injury abnormal decreased amount