Surfactant protein A binds to IgG and enhances phagocytosis of IgG-opsonized erythrocytes

PM Lin, JR Wright - American Journal of Physiology-Lung …, 2006 - journals.physiology.org
IgG-coated beads, and enhances their phagocytosis (14) are … a direct binding interaction
between SP-A and IgG has been … to an increase in phagocytosis of IgG-opsonized erythrocytes. …

Surfactant protein A regulates IgG-mediated phagocytosis in inflammatory neutrophils

JA Wofford, JR Wright - American Journal of Physiology …, 2007 - journals.physiology.org
… -BSA IgG, thereby presenting a target similar to an IgG-opsonized … and specifically enhanced
IgG-mediated phagocytosis by … phagocytosis of IgG-opsonized erythrocytes. Am J Physiol …

Surfactant protein A stimulates phagocytosis of specific pulmonary pathogens by alveolar macrophages

MJ Tino, JR Wright - American Journal of Physiology-Lung …, 1996 - journals.physiology.org
… We found that SP-A binds to and increases the phagocytosis … SP-A bound to a surface on
which cells are plated can stimulate the phagocytosis of IgG-opsonized sheep erythrocytes. …

Human pulmonary surfactant protein (SP-A), a protein structurally homologous to C1q, can enhance FcR-and CR1-mediated phagocytosis

AJ Tenner, SL Robinson, J Borchelt… - Journal of Biological …, 1989 - ASBMB
… of Clq that binds to mononuclear phagocytes and mediates … Because SP-A enhances the
endocytosis of phospholipids by … Sheep erythrocytes bearing IgG anti-sheep red blood cells (…

Surfactant proteins A and D suppress alveolar macrophage phagocytosis via interaction with SIRPα

WJ Janssen, KA McPhillips, MG Dickinson… - American journal of …, 2008 - atsjournals.org
… To address whether the enhanced phagocytic ingestions we … in decreased clearance of C3
and IgG opsonized cells (21, 22… colleagues used sheep red blood cells to induce lymphocyte-…

Role of surfactant proteins A, D, and C1q in the clearance of apoptotic cells in vivo and in vitro: calreticulin and CD91 as a common collectin receptor complex

RW Vandivier, CA Ogden, VA Fadok… - The Journal of …, 2002 - journals.aai.org
IgG-opsonized PMNs were used because they are … SP-A and SP-D enhance phagocytosis
through activation of the … D down-regulated phagocytosis of coated erythrocytes and apoptotic …

The role of surfactant-associated protein A in pulmonary host defense

VL Shepherd, JP Lopez - Immunologic Research, 2001 - Springer
… ulate phagocytosis of IgG-opsonized sheep erythrocytes (30) and unopsonized S. aureus …
that SP-A binds to and enhances the phagocytosis of a variety of mycobacteria including M. …

Surfactant protein A is opsonin in phagocytosis of herpes simplex virus type 1 by rat alveolar macrophages

JF Van Iwaarden, JA Van Strijp… - … of Physiology-Lung …, 1991 - journals.physiology.org
… Clq enhances phagocytosis of opsonized erythrocytes by monocytes and macrophages (2),
and mannose-binding protein acts as an opsonin in the phagocytosis of … of IgG-opsonized

Pulmonary surfactant protein A enhances the host-defense mechanism of rat alveolar macrophages

F van Iwaarden, B Welmers, J Verhoef… - Am J Respir Cell Mol …, 1990 - atsjournals.org
… It binds to alveolar macrophages (7, 8) and enhances the uptake of liposomes by these …
has been reported to enhance the phagocytosis of sheep erythrocytes coated with IgG by human …

Mannose binding protein (MBP) enhances mononuclear phagocyte function via a receptor that contains the 126,000 Mr component of the Clq receptor

AJ Tenner, SL Robinson, RAB Ezekowitz - Immunity, 1995 - cell.com
… complement pathway, and pulmonary surfactant protein A (SP-… Phagocytosis of unopsonized
erythrocytes is never seen … readily bind and ingest IgG-opsonized particles and avidly bind