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Biomedical subjects

P Stratta

Publications and source records attributed to P Stratta.

At least 145 records · Page 8Linked to original sources

The polymorphonuclear neutrophil (PMN) immunohistological technique: detection of immune complexes bound to the PMN membrane in acute poststreptococcal and lupus nephritis.

Twenty-nine patients with Systemic Lupus Erythematosus (SLE) and 6 patients with Acute Poststreptococcal Glomerulonephritis (APGN) have been studied with the polymorphonuclear neutrophil (PMN) immunohistological technique to detect in vivo interaction between circulating immune complexes (IC) and PMN membrane receptors. Patients have been studied both at diagnosis and during follow-up and the results compared to those yielded by the C1qSP test. Our data provide evidence that the PMN immunohistological technique may prove a useful tool in monitoring IC disease. Moreover, elution studies may allow the detection and characterization of the antigens in the PMN-bound IC.

Antigen-Antibody Complex↗

[Paraquat poisoning. Clinical and anatomo-pathological aspects].

Two cases of Paraquat poisoning of anticonservative origin are described. A brief account of the chemical composition and mechanism of action of Paraquat is followed by a discussion of the clinical and therapeutic features of the two cases. The anatomopathological findings obtained from lung specimens examined during necropsy are also described. Personal experience and the literature data are cited in an explanation of what is currently regarded as the most effective treatment protocol.

Acute Kidney Injury↗

In vivo fixation of immune complexes on polymorphonuclear cells and release of neutrophil cationic proteins in systemic lupus erythematosus (SLE).

Neutrophils (PMN) appear to be involved in inflammatory phenomena as a result of direct interaction with immune complexes (IC). In SLE glomerulonephritis IC are fixed in vivo on the PMN surface through the receptors for FC fragments of complexed immunoglobulins and complement. Phagocytic properties are lost and immunological lysosomal release in vitro is markedly reduced by virtue of receptor occupation. The elimination of neutrophil cationic proteins (NCP) in urine is an expression of PMN lysosomal constituent release.

Antigen-Antibody Complex↗