scholarly journals Quantification of lipid bodies in monocytes from patients with periodontitis

Author(s):  
Priscilla F. Naiff ◽  
Selma A. S. Kuckelhaus ◽  
Danilo Corazza ◽  
Luciana M. Leite ◽  
Shirley Couto ◽  
...  
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1988 ◽  
Vol 86 (1) ◽  
pp. 270-274 ◽  
Author(s):  
Donna E. Fernandez ◽  
Rongda Qu ◽  
Anthony H. C. Huang ◽  
L. Andrew Staehelin


1999 ◽  
Vol 118 (2-4) ◽  
pp. 450-452 ◽  
Author(s):  
Peter F. Weller ◽  
Patricia T. Bozza ◽  
Wengui Yu ◽  
Ann M. Dvorak
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1965 ◽  
Vol 25 (2) ◽  
pp. 141-157 ◽  
Author(s):  
David S. Maxwell ◽  
Lawrence Kruger

Normal and reactive astrocytes in the cerebral cortex of the rat have been studied with the electron microscope following focal alpha particle irradiation. The presence of glycogen and approximately 60-A fibrils identify astrocyte cytoplasm in formalin-perfused tissue. The glycogen particles facilitate the identification of small processes and subpial and perivascular end-feet. Both protoplasmic and fibrous astrocytes contain cytoplasmic fibrils and should be distinguished on the basis of the configuration of their processes and their distribution. Acutely reactive astrocytes are characterized by a marked increase in the number of glycogen granules and mitochondria from the first day after irradiation. These cells later hypertrophy and accumulate lipid bodies and increased numbers of cytoplasmic fibrils. The glial "scar" consists of a greatly expanded volume of astrocyte cytoplasm filled with fibrils and displays no signs of astrocyte death, reversion to primitive forms, or extensive multiplication.



2004 ◽  
Vol 54 (1) ◽  
pp. 109-122 ◽  
Author(s):  
Katherine E. Jackson ◽  
Nectarios Klonis ◽  
David J. P. Ferguson ◽  
Akinola Adisa ◽  
Con Dogovski ◽  
...  


2001 ◽  
Vol 28 (1) ◽  
pp. 1-12 ◽  
Author(s):  
Véronique Germain ◽  
Elizabeth L. Rylott ◽  
Tony R. Larson ◽  
Sarah M. Sherson ◽  
Nicole Bechtold ◽  
...  
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1958 ◽  
Vol s3-99 (48) ◽  
pp. 475-484
Author(s):  
VISHWA NATH ◽  
BRIJ L. GUPTA ◽  
S. L. MANOCHA

A study of the oocytes of the earthworm, Pheretima posthuma, examined fresh under the phase-contrast and interference microscopes as well as by histochemical techniques, has revealed that there are two types of lipid bodies in the cytoplasm. The lipid bodies of the first type (L1) are smaller, appear as homogeneous, dark granules under the phase-contrast microscope, and have a protein-phospholipid core surrounded by a thick sheath of phospholipids only. The lipid bodies of the second category (L2), which arise as a result of growth and chemical change in L1 bodies, have a pure phospholipid core surrounded by a thick triglyceride sheath. They give a ringed appearance under the phase-contrast microscope. The study under the interference microscope shows that this ringed appearance is an optical artifact. The lipid spheres present in the follicular epithelium contain phospholipids only. The mitochondria are in the form of minute granules. They remain unchanged throughout oogenesis. Some vacuoles devoid of any lipids, proteins, or carbohydrates have been observed. They also remain unchanged. Pure triglyceride spheres, yolk globules, nucleolar extrusions, as well as cholesterols and cholesteryl esters are absent.



1961 ◽  
Vol s3-102 (59) ◽  
pp. 381-385
Author(s):  
SARDUL SINGH GURAYA

The cytoplasm of the human oocyte contains two categories of lipid bodies that are here called L1 and L2 for the sake of brevity. The L1 granules and spheres consist of phospholipids and triglycerides. The L2 bodies occur as aggregations of granules or fenestrated plates, consisting of phospholipids. The yolk granules are made up of phospholipids, proteins, and carbohydrates.



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