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Topic: Leucocyte


  
  BioMed Central | Full text | Radiation enteropathy and leucocyte-endothelial cell reactions in a refined small bowel ...
Leucocyte responses (rolling and adhesion) were then analysed in ileal venules 2 – 48 hours after high dose irradiation, made possible by an inverted approach using intravital fluorescence microscopy.
Leucocyte recruitment is a multi-step process, which includes leucocyte rolling, activation and firm adhesion to the endothelium [2].
Leucocyte rolling was determined by counting the number of leucocytes passing a reference point in the venule per 20 sec and is expressed as cells/min.
www.biomedcentral.com /1471-2482/4/10   (4626 words)

  
  Perfusion Line - Perfusion News   (Site not responding. Last check: 2007-10-26)
In children, however, the clinical effects of leucocyte filtration of the residual heart-lung machine blood are unknown.
Therefore, we measured postoperative leucocyte counts and arterial blood oxygenation in children undergoing congenital cardiac surgery in a randomized prospective study.
We conclude that leucocyte filtration of the residual heart-lung machine blood reduced systemic leucocyte counts, but did not improve arterial blood oxygenation in children after congenital heart surgery.
perfline.com /newseng/viewnews.cgi?id=1104924224   (252 words)

  
 Leucocyte-depleted vs. buffy-coat-poor blood transfusions
Patients were randomized to either traditional, buffy-coat-poor blood, or filtered, leucocyte depleted blood in the event of transfusion.
These results are in accord with a previous study co-authored by one of the authors of this study (2) which found that colorectal surgery patients transfused with leucocyte-depleted blood had significantly fewer postoperative infections than those transfused with whole blood.
If it turns out that certain conditions of storage negate the beneficial effects of leucocyte depletion, these conditions must be avoided to reap the potential benefits of this technique, which presumably extend to circumstances other than colorectal surgery.
www.journalclub.org /vol1/a33.html   (1498 words)

  
 Leucocyte - Wikipédia, l'encyclopédie libre et gratuite
Les leucocytes ou globules blancs sont des cellules du système immunitaire contenues dans le sang et la lymphe.
Les leucocytes ont pour rôle de défendre le corps contre les maladies et les corps étrangers.
En effet, les leucocytes passent la majeure partie de leur temps hors du système circulatoire, et patrouillent dans le liquide interstitiel où se déroulent la plupart des luttes contre les agents pathogènes.
fr.wikipedia.org /wiki/Leucocyte   (422 words)

  
 Child Health Research Institute: Leucocyte Biology
In particular, he is interested in characterizing the molecules of the leucocyte surface membrane, and seeking diagnostic and therapeutic applications of these molecules.
Leucocyte surface molecules are important diagnostic and therapeutic targets in diseases ranging from leukaemia to immune deficiencies.
While many leucocyte surface molecules have been identified over the last 30 years, we have estimated that we have identified only 10-20% of the molecules on the cell surface.
www.chri.com.au /LeucocyteBiology.htm   (798 words)

  
 Indian Pediatrics - Editorial
Leucocyte adhesion deficiency (LAD) disorders, LAD-1 and LAD-2 are rare diseases of leucocyte function with an autosomal recessive mode of inheritance.
LAD-1 results from a lack of leucocyte cell surface expression of B2 integrin molecules (CD 11 and CD 18) that are essential for leucocyte adhesion to endothelial cells and chemotaxis(1).
Leucocyte adhesion deficiency is characterized by the inability of leucocytes, especially neutrophils, to emigrate from the blood stream towards sites of inflammation.
www.indianpediatrics.net /oct2002/oct-963-966.htm   (1432 words)

  
 Blood Transfusion : Leucocyte depletion of blood products
Leucocyte depletion is performed either at ARCBS (via filtration or apheresis) or at the bedside using a leucocyte depletion filter
Removal of leucocytes by Australian Red Cross Blood Society (ARCBS) soon after the blood is collected from the donor (prestorage leucocyte depletion) is more likely to reduce the occurrence of platelet related FNHTR than leucocyte depletion at the bedside (bedside leucocyte depletion).
Neonates (all pedipaks are leucocyte depleted at ARCBS)
www.rwh.org.au /bloodtrans/about.cfm?doc_id=7338   (850 words)

  
 INABIS '98 - Molecular Basis of Leucocyte Migration In Allergic Disease
Leucocyte adhesion receptors comprise several gene families of membrane glycoproteins which are also involved in biological processes as diverse as wound healing, thrombogenesis, atherogenesis, embryogenesis and maintenance of tissue architecture.
Current ideas about leucocyte emigration are based on the concept of a staged process with leucocytes first becoming loosely tethered to the venular endothelium under flow conditions, followed by cellular activation which in turns leads to firmer adhesion and transmigration.
The major gene families of adhesion receptors involved in leucocyte adhesion are the Selectins and their counter-receptors, members of the Integrin family and members of the Immunoglobulin family.
www.mcmaster.ca /inabis98/denburg/wardlaw0479/two.html   (4764 words)

  
 Milk leucocyte populations in heifers free of udder infection.
Milk leucocyte populations in heifers free of udder infection.
It was suggested that different patterns of leucocyte population of the healthy gland are a significant factor in mastitis.
In conclusion the patterns of leucocyte populations in milk together with the variance among cows should enable an analysis of the heritability of this trait and its correlation with udder health in a future study.
www.aegis.com /aidsline/2000/jul/A0070935.html   (505 words)

  
 [No title]
Background: Leucocytes the mobile units of the protective system of the body, may circulate freely in the blood, adhere to the vascular endothelium in sites where blood flow is relatively slow and then once again re-enter the circulation in a process of continuous exchange.
The pre exercise and post exercise total leucocyte counts of both the groups are given in tables 1 and 3, while tables 2 and 4 show the differences, percent variation and significance of these differences.
By studying the effects of exercise on leucocyte count in two groups of subjects, who were exercised for different durations and intensities.
www.ayubmed.edu.pk /JAMC/PAST/14-3/Farmanullah.htm   (1345 words)

  
 BCSH Guidelines eBook
There has been considerable interest in the removal of leucocytes from blood components, and this guideline is primarily intended to provide advice regarding the clinical indications for leucocyte-depleted red cell and platelet concentrates.
Methods which may be used for counting residual leucocytes in leucocyte-depleted blood components are flow cytometry and large volume microscopic chambers, such as the Nageotte chamber ( Rebulla and Dzik 1994).
leucocytes and only achieved by a much greater degree of leucocyte depletion, but even this may not be sufficient, as it is possible that recipient memory B cells may be activated by the HLA class I antigens present on platelets ( Claas et al.
www.bcshguidelines.com /ebooks/ebook.asp?book=10005843&id=12   (7757 words)

  
 The Hepatitis Warrior   (Site not responding. Last check: 2007-10-26)
Leucocyte interferon-alpha may succeed where other types of the drug have failed when it comes to treating hepatitis C, according to a study reported in the May-June issue of BioDrugs.
The study participants were treated with leucocyte interferon-alpha for six months and their progress was followed for an additional six months.
Study participants were considered to be responders to treatment if hepatitis C virus-RNA had been eradicated from the blood by the end of treatment.
www.hepatitis-warrior.com /Interferon-Alpha.html   (286 words)

  
 Directory of open access journals
Leucocyte recruitment and inflammation are key features of high dose radiation-induced tissue injury.
Leucocyte responses (rolling and adhesion) were then analysed in ileal venules 2 – 48 hours after high dose irradiation, made possible by an inverted approach using intravital fluorescence microscopy.
The highest and most reproducible increase in leucocyte rolling was exhibited 2 hours after high dose irradiation whereas leucocyte adhesion was greatest after 16 hours.
www.doaj.org /abstract?id=102420&toc=y   (326 words)

  
 Inhibitory effect of losartan, an AT1 angiotensin II receptor antagonist, on increased leucocyte entrapment in retinal ...
Inhibitory effect of losartan, an AT1 angiotensin II receptor antagonist, on increased leucocyte entrapment in retinal microcirculation of diabetic rats -- Mori et al.
inhibited increased leucocyte entrapment in the diabetic retina.
Figure 1 Leucocytes trapped in the retinal microcirculation were observed as fluorescent dots 30 minutes after acridine orange injection in an untreated diabetic rat (A), a control rat (B), and a diabetic rat treated with losartan (C).
bjo.bmjjournals.com /cgi/content/full/86/10/1172   (1595 words)

  
 Human cellular inflammation in the pathology of acute cerebral ischaemia -- Price et al. 74 (11): 1476 -- Journal of ...
In was used to label all leucocyte subsets in that study.
leucocyte migration in acute and chronic ischaemic stroke.
leucocytes contribute to ischaemia in stroke is strong, the
jnnp.bmjjournals.com /cgi/content/full/74/11/1476   (4872 words)

  
 Scanning laser ophthalmoscopy and fundus fluorescent leucocyte angiography -- HOSSAIN 83 (11): 1250 -- British Journal ...
Leucocytes have a central role in the pathogenesis of retinal and choroidal inflammatory disease.
The dye stains all the leucocytes in the body so the behaviour of different types of leucocyte subsets cannot be studied.
The leucocyte is travelling so fast that it is captured "twice" by the scanning system of the SLO, thus giving the misleading appearance of two cells.
bjo.bmjjournals.com /cgi/content/full/83/11/1250   (2813 words)

  
 Abstracts - International Transfer Factor Society
When non-immune leucocyte populations are cultured with Inducer Factor they acquire the capacity to respond to specific antigen and inhibition of migration occurs.
When immune leucocyte populations are cultured with Suppressor Factor their response to specific antigen is blocked and Inhibition of Migration is prevented.
The cell-mediated immunity of seropositive patients to HSV-1/2 and/or CMV viruses was assessed using the leucocyte migration inhibition test (LMT) and lymphocyte stimulation test (LST) in presence of the corresponding antigens, and the frequency of positive tests before, during and after TF administration was studied.
www.mcl.tulane.edu /departments/itfs/10ITFSABS.HTML   (7382 words)

  
 Potential for Reduction in Morbidity and Cost with Total Leucocyte Control for Cardiac Surgery
A discussion of TLC follows, including a description of the variety of leucocytes to which the cardiac surgery patient is exposed, the different types of adverse reactions each type causes, the cost of treating these reactions and the potential to accrue savings by controlling their frequency of occurrence with TLC.
Then, by inference, leucocyte depletion of homologous blood products for patients requiring transfusion may be expected to lower significantly the postoperative infection rate and, in turn, the costs associated with the management of these complications.
Not only may leucocyte depletion be expected to impact on the rare but extremely costly complication of mediastinitis, but the overall frequency of other postoperative infections may be expected to be reduced as well and with them the cost of providing care to the open-heart patient population as a whole.
www.pall.com /34445_6460.asp   (3836 words)

  
 Leucocyte   (Site not responding. Last check: 2007-10-26)
All the white cells of the blood and their precursors (myeloid cell series, lymphoid cell series) but commonly used to indicate granulocytes exclusive of lymphocytes.
Leucocyte :all the white cells of the blood and their precursors(myeloid cell series, lymphoid cell series)but commonly used to indicate granulocytes exclusive of lymphocytes.
Specialty definitions using "leucocyte" : acidocyte, acidophilic cell, alpha 1-antitrypsin, alpha interferon, alpha-1 ♦ basocyte, basophil leucocyte, basophilic cell ♦ eosinocyte, eosinophil leucocyte ♦ heterophil granulocyte, heterophil leucocyte, human leucocyte antigen ♦ leucocyte interferon, lymphoblast interferon, lymphoblasts, lymphoid leucocyte ♦ neutrocyte, neutrophil granulocyte, neutrophil leucocyte, neutrophilic cell ♦ orthoneutrophil ♦ small mononuclear leucocyte.
www.websters-online-dictionary.org /definition/english/Le/Leucocyte.html   (710 words)

  
 Article #2256, Leucocyte Depletion During Cardiac Surgery: A Comparison of Different Filtration Strategies
Leucocyte counts increased over time and oxygenation decreased in all groups, without significant differences between the groups.
SEM demonstrated extensive protein deposits and damaged leucocytes in the deeper layers of the filters from Group I. This was not observed in the filters from Group III.
However, our laboratory results suggest that leucocyte filtration at low flow and pressure conditions is associated with less leucocyte damage and less release of elastase.
www.perfusion.com /cgi-bin/absolutenm/anmviewer.asp?a=2256&z=8   (200 words)

  
 Food supplements modulate changes in leucocyte numbers in breeding male ground squirrels -- Bachman 206 (14): 2373 -- ...
leucocyte profiles in the provisioned and control males in this study.
and the pattern of changes in leucocyte numbers during breeding.
The lower leucocyte count in control males was not related to
jeb.biologists.org /cgi/content/full/206/14/2373   (4364 words)

  
 Dexamethasone inhibition of leucocyte adhesion to rat mesenteric postcapillary venules: role of intercellular adhesion ...
Dexamethasone inhibition of leucocyte adhesion to rat mesenteric postcapillary venules: role of intercellular adhesion molecule 1 and KC -- Tailor et al.
Dexamethasone inhibition of leucocyte adhesion to rat mesenteric postcapillary venules: role of intercellular adhesion molecule 1 and KC A Tailor
induced leucocyte adhesion and emigration in rat mesenteric postcapillary venules.
gut.bmjjournals.com /cgi/content/full/45/5/705   (4749 words)

  
 Amazon.ca: Books: Leucocyte Typing VII   (Site not responding. Last check: 2007-10-26)
Their identification has posed a puzzle for scientists for many years and this book comprises the proceedings of the latest in a series of international meetings that have identified many of these entities and studied their function and clinical importance.
It is the Proceedings of the 7th Workshop and Conference on Human Leucocyte Differentiation Antigens held in Harrogate 19-23 June 2000.
Leucocyte Typing VII provides the definitive reference for all those working with antibodies recognising marker molecules on white blood cells.
www.amazon.ca /exec/obidos/ASIN/0192632523   (451 words)

  
 Online Pharmacy, Tramadol, Paxil, antibiotics, amoxicillin, zithromax, Rx Online, pharmaceuticals, DHEA, prescription ...
The aim of this study was to develop and validate a novel method for studying reperfusion-induced leucocyte-endothelium interactions in the colon.
METHODS: The superior mesenteric artery was occluded for 30 min in male C57/Bl6 mice and leucocyte responses were analysed in colonic venules after 30-240 min of reperfusion.
Analysis of leucocyte rolling and adhesion in colonic venules was made possible by an inverted approach using intravital fluorescence microscopy.
www.hairmillion.com /rx-online-info/allopurinol-online-rx/allopurinol-online-rx.362.html   (747 words)

  
 leucocyte - OneLook Dictionary Search
Tip: Click on the first link on a line below to go directly to a page where "leucocyte" is defined.
Phrases that include leucocyte: lazy leucocyte syndrome, human leucocyte antigen
Words similar to leucocyte: leukocyte, white blood cell, white blood corpuscle, white cell, white corpuscle, more...
www.onelook.com /?w=leucocyte&ls=a   (182 words)

  
 Changes in leucocyte and lymphocyte subsets during tuberculosis treatment
The aim of our study was to investigate immune parameters during therapy and this report describes a systematic follow-up of leucocyte counts and lymphocyte subsets in TB patients for the entire 26-week treatment period.
Furthermore, due to the fact that the identification of high-risk patients for slow response to chemotherapy would have important clinical implications, we analysed peripheral blood immunophenotypes as potential surrogate markers of early TB treatment response and applied a multivariate classification technique to identify fast and slow responders to treatment by immunophenotype at diagnosis.
Differences between early response phenotypes were most prominent at diagnosis and the variable at diagnosis that were used for the analysis were the absolute numbers of leucocyte, lymphocyte and T cell subsets.
www.mrc.ac.za /publications/immune.htm   (732 words)

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