Border disease

Suggested Alternatives for Differential Diagnosis African swine fever, salmonellosis, erysipelas, anticoagulant poisoning, and hemolytic disease of the newborn, porcine dermatitis and nephropathy syndrome and postweaning multisystemic wasting syndrome, pseudorabies, parvovirus, and border disease. 

Dutia, B. M., Entrican, G., and Nettleton, P. F. (1990) Cytopathic and noncytopathic biotypes of border disease virus induce polypeptides of different molecular weight with common antigenic determinants. J. Gen. Virol. 71, 1227-1232. 

Folate antagonists (eg, methotrexate and certain antiepileptics) are used ia treatment for various diseases, but their adininistration can lead to a functional folate deficiency. Folate utilization can be impaired by a depletion of ziac (see Zinc compounds). In humans, the intestinal bmsh border folate conjugase is a ziac metaHoenzyme (72). One study iadicates that the substantial consumption of alcohol, when combiaed with an iaadequate iatake of folate and methionine, may iacrease the risk of colon cancer (73). Based on this study, it is recommended to avoid excess alcohol consumption and iacrease folate iatake to lower the risk of colon cancer. 

C1C-6 is a late endosomal chloride transporter. Its disruption in mice led to lysosomal storage disease. C1C-7 is expressed in late endosomes and lysosomes. It needs Ostml as (3-subunit [3]. The disruption of either C1C-7 or Ostml in mice and man leads to severe osteopetrosis, retinal degeneration, and a severe lysosomal storage disease. ClC-7/Ostml is highly expressed in osteoclasts. In these cells, it is inserted together with the proton pump into the specialized plasma membrane ( ruffled border ) that faces the reabsorption lacuna. Osteoclasts are still present in C1C-7 knockout... 

In the United States—where the inhabitants were considered filthy, bordering on the beastly —basins, pitchers, and washstands did not become middle-class essentials until after 1850. During the American Civil War, the North adopted Florence Nightingale s nursing reforms to popularize hygiene and keep its soldiers disease-free. 

In the early years of the 21st century, we have witnessed the spread of diseases quickly from one country to another, whether via human beings in the case of SARS, or through migrating livestock as evidenced by the proliferation of avian influenza across national borders in addition to the cases of Ebola outbreak in Africa. These situations necessitated prompt and skillful control at early stages by more than one or a few countries alone, and in concerted effort to contain the spread. 

As compared to DCs, B cells are very poor APCs and play a major role as source for antibodies. Upon stimulation by antigens and in the presence of T cells at the border of the T-cell-B-cell area, adjacent to follicles, B cells become antibody-secreting cells and eventually form a germinal center (GC) response. GCs are specialized follicles for B-cell expansion, somatic hypermutation, and class switch recombination, processes that are regulated by T cells, follicular DCs, and other cells. In this process of B-cell maturation, Tregs seem to play a critical role, as in several immune diseases, which are characterized by aberrant antibody... 

The resorption process is facilitated by the large inner surface of the intestine, with its brush-border cells. Lipophilic molecules penetrate the plasma membrane of the mucosal cells by simple diffusion, whereas polar molecules require transporters (facilitated diffusion see p. 218). In many cases, carrier-mediated cotransport with Na"" ions can be observed. In this case, the difference in the concentration of the sodium ions (high in the intestinal lumen and low in the mucosal cells) drives the import of nutrients against a concentration gradient (secondary active transport see p. 220). Failure of carrier systems in the gastrointestinal tract can result in diseases. 

Spatial cooperation is a term coined to describe a situation when disease in one particular anatomic site is missed by one modality but is treated adequately by another. The essence of this is that radiation is a local therapy that will not impact on metastatic disease beyond the planned field borders. Systemic cytotoxic chemotherapy is traditionally used to address the potential distant spread of cancer. In the original description of this mechanism there is no assumption of an interaction between the drugs and radiation with the idea being that the best radiation and best chemotherapy be administered independently of toxicities. The classic example used in several textbooks to illustrate this is the treatment of childhood leukemia with systemic chemotherapy, while their central nervous system, a potential sanctuary site where disease is not treated adequately by chemotherapy, is treated by radiation (28). The reality of the interaction between radiation and chemotherapy is that the dose and timing of radiation are adjusted accordingly to minimize their impact on the neural tissues. 

The fact that the microbubbles are restricted to the vascular space makes them ideal for contrast echocardiography and vascular imaging. Echocardiography is used extensively to assess ischemic heart disease. Contrast-enhanced echocardiography improves visualization of the cavities of the heart, the lumen of arteries and veins, and small vessels within solid organs and perfused tissues. Effective endocardial border delineation allows assessment of global heart function and the detection of coronary insufficiency (Fig. 12). 

In this chapter changes in the distribution of gap junctions within the myocardial tissue, alterations of the distribution of special isoforms in the course of heart disease are described. Thus, changes in gap junction pattern for Cx43 and for Cx40 in the border zone of a chronic infarction are pointed out. Changes with growing age and in the course of heart failure are discussed as well. 

On the other hand arrhythmia due to uncoupling may be prevented. If coupling is enhanced selectively in the previously uncoupled area only within that area cellular uncoupling would be antagonized, which means that the surrounding tissue would not be affected in the way described above. There might be a similar effect in the close border zone between diseased and normal tissue, but the effect would be confined to that zone. Inhomogeneities within the diseased zone would be smoothened whereas the normal tissue behavior would probably be less affected. This could especially smooth differences in action potential duration and thereby prevent, in some situations, from reentrant arrhythmia, since this is often related to differences in action potential duration, to dispersion. Another important factor in the initiation of reentry... 

The REM sleep behavior disorder has carried us across the border between functional sleep disorders associated with easily reversible alterations in consciousness to structural disease of the brain associated with irreversible alterations in consciousness, leading to its ultimate loss in coma and death. Whether that border—like the border between the normal states of consciousness—is fuzzy or sharp, ragged or smooth, continuous or discontinuous, remains to be seen, but one thing is clear the border between the functional and the structural can be crossed and when it is, the states of consciousness are permanently altered. They also vividly instruct us to keep our eyes open for new and unexpected discoveries and our minds open for new and surprising concepts. 

Border WA. Transforming growth factor-P and the pathogenesis of glomerular diseases. Current Opinion in Nephrology and Hypertension 1994, 3, 54—58. 

These include infarcts in the territory of (1) the deep perforators of the MCA, anterior cerebral artery (ACA) and posterior cerebral artery (PCA), posterior communicating artery (PcomA), the lenticulo-striate arteries and the anterior choroidal artery (2) the superficial perforators (white matter medullary branches) of the superficial pial arteries (3) border-zone or junctional infarcts between 1 and 2 (4) combined infarcts. Small (< 1.5 mm infarcts - lacunes) are usually caused by single perforator disease while larger infarcts have a more diverse pathophysiology including embolism and MCA stenosis (Bang et al. 2002). 

Bolte G, Seilmeier W, Wieser H, Holm K, Beuermann K, Newport B, et al. Enhanced peptide-binding capacities of small intestinal brush border membranes in celiac disease. Pediatr Res 1999 46 666-670. 

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