macroaggregaten.
/ˌmakrəʊˈaɡrᵻɡət/, U.S. /ˈˌmækroʊˈæɡrəɡət/ Medicine and Biology.
A (relatively) large aggregate of molecules or cells, esp. in a radiopharmaceutical preparation of albumin.
ΚΠ
1964 Health Physics 10 1219 (title) Lung photoscans with macroaggregates of human serum radioalbumin.
1976 Jrnl. Clin. Ultrasound 4 417 Echography of protein macroaggregate collections of 1-3 mm particle size gives rise to images showing strong internal echoes and poor margin definition.
1985 European Jrnl. Nucl. Med. 11 91 The combination of a pulmonary scintigram using radioactive labeled albumin macroaggregates and a study of the circulation in the bronchial artery was performed in one patient.
1995 Nature Genetics 9 31 The tissue-specific organization of collagen molecules into tridimensional macroaggregates determines the physiomechanical properties of most connective tissues.
This is a new entry (OED Third Edition, March 2000; most recently modified version published online March 2022).
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n.1964