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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
|
pubmed:dateCreated |
1991-7-5
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pubmed:abstractText |
We have measured cytosolic free calcium levels ([Ca++]i) in individual macrophages during the phagocytosis of single zymosan particles. We report here that the contact of a macrophage with zymosan results in a rapid transient elevation of [Ca++]i. Each [Ca++]i pulse is symmetrical lasting for up to 30 seconds. In contrast, macrophage spreading is associated with repetitive [Ca++]i spiking occurring in salvos of up to four smaller spikes, each lasting for between 8 and 18 seconds. These qualitative and kinetic differences might suggest that the role of [Ca++]i in phagocytosis is distinct from its role in spreading.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
May
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
31
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pubmed:volume |
177
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
460-5
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2043132-Animals,
pubmed-meshheading:2043132-Bone Marrow,
pubmed-meshheading:2043132-Calcium,
pubmed-meshheading:2043132-Cells, Cultured,
pubmed-meshheading:2043132-Cytoplasm,
pubmed-meshheading:2043132-Kinetics,
pubmed-meshheading:2043132-Macrophages,
pubmed-meshheading:2043132-Mice,
pubmed-meshheading:2043132-Mice, Inbred BALB C,
pubmed-meshheading:2043132-Microscopy, Fluorescence,
pubmed-meshheading:2043132-Phagocytosis,
pubmed-meshheading:2043132-Zymosan
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pubmed:year |
1991
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pubmed:articleTitle |
Single pulses of cytoplasmic calcium associated with phagocytosis of individual zymosan particles by macrophages.
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pubmed:affiliation |
Department of Medicine, Hammersmith Hospital, London, UK.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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