Abstract:
:Solid evidence has established the negative impact of high iron burden and related tissue damage on the outcome of hemopoietic stem cell transplantation for thalassemia major. Recent improvements in our knowledge of iron metabolism have been focused on elevated non-transferrin-bound iron and labile plasma iron levels in the peritransplantation period as potential contributors to tissue toxicity and subsequent adverse transplant outcome. As mouse models have shown, iron overload can injure bone marrow hematopoiesis by increasing reactive oxygen species. The Pesaro experience, conducted in the deferoxamine-only era, clearly defined three iron-related factors (liver fibrosis, hepatomegaly, and quality of lifelong chelation) as significantly affecting transplant outcome. The detrimental effect of iron has only been clarified in recent years. Active interventional strategies are ongoing. Although successful hematopoietic stem cell transplantation clinically resolves the thalassemia marrow defect, patients still remain carriers of iron overload and of all the clinical complications acquired during prior years of transfusion therapy. Therefore, adequate "iron diagnosis" and management is mandatory after hemopoietic stem cell transplantation. In transplanted thalassemia patients, body iron should be returned to within the normal range. Phlebotomy is the gold standard to reduce iron burden; though deferoxamine is a proven, acceptable alternative, clinical investigations on deferasirox are ongoing.
journal_name
Ann N Y Acad Scijournal_title
Annals of the New York Academy of Sciencesauthors
Angelucci E,Pilo Fdoi
10.1111/nyas.13027subject
Has Abstractpub_date
2016-03-01 00:00:00pages
115-21issue
1eissn
0077-8923issn
1749-6632journal_volume
1368pub_type
杂志文章,评审abstract::Vasoactive intestinal peptide (VIP) is a 28-amino acid peptide that has several functions, including the regulation of water and electrolyte secretion, hormone and cytokine release, bronchodilitation, and neurogenesis. VIP effects are mediated by specific G-protein coupled receptors. Three distinct receptor subtypes, ...
journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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pub_type: 杂志文章
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journal_title:Annals of the New York Academy of Sciences
pub_type: 杂志文章,评审
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
pub_type: 杂志文章
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更新日期:1990-01-01 00:00:00
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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journal_title:Annals of the New York Academy of Sciences
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