Báo cáo khoa học: "Uncommon mucosal metastases to the stomach" pptx
Báo cáo khoa học: "Uncommon mucosal metastases to the stomach" pptx
... this reason it is essential to identify metastases to the GI tract, and surgically resectthese if feasible. Occasionally, the therapeutic response of the lesion to chemotherapy may result in haemorrhage ... Since metastases to the stom-ach can present before the primary malignancy declaresitself, there is danger of mistaking these metastases for pri-mary gastric cancer, and consequently failing to ... Fur-ther to compound the problem, the primary lung adeno-carcinoma may not be readily apparent, as in Yamamotoet al's report of lung adenocarcinoma metastatic to the stomach, in which the...
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báo cáo khoa học: "Prostate cancer metastases to the rectum: A case report" ppsx
... prostatecancer to metastasize to nearby organs, including the rectum. We describe here a patient presenting withprostate cancer metastasizing to the rectum.Case reportA 60-year-old man was referred to ... routes. The first isdirect invasion through Denonvilliers fascia and infiltra-tion into the rectum. The second is through lymphatics,since the prostate and rectum share some lymphaticdrainage to ... carried out the colonoscopy and the re ctal biopsy.AA involoved in the patient management and data collection.All authors read and approved the final manuscript.Competing interests The authors...
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Báo cáo khoa học: "Late cutaneous metastases to the face from malignant pleural mesothelioma: A case report and review of the literature" docx
... people die of mesotheli-oma each year in the UK, and it is predicted to rise to 3000by the year 2020 [3].Histologically, Mesothelioma is divided into epithelial,sarcomatous and mixed or biphasic ... within the dermis extending into the subcu-taneous adipose tissue (Fig. 3). Mitotic figures includingatypical forms are noted. The architecture of the tumour ispartly storiform. Immunohistochemistry ... epithelial type has a significantly improved progno-sis compared to sarcomatous variant [4]. The primarydiagnosis of our patient was epithelioid type; then the local recurrence was also epithelioid,...
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Tài liệu Báo cáo khoa học: What MAN1 does to the Smads TGFb/BMP signaling and the nuclear envelope Luiza Bengtsson pdf
... between MAN1 and all regulatory Smads(BMP and TGFb-responsive) but not the co-Smad or the inhibitory Smads [13–17]. The interaction wasmapped to the RR-motif in MAN1 and the MH2domain of R-Smads ... cancer, fibrosis and autoimmune disorders. Signa-ling is initiated by binding of the cytokine to ahomodimeric complex of cytokine receptor type II,which recruits type I receptor and activates it ... Margalit A, Segura-Totten M, Gruenbaum Y & WilsonKL (2005) Barrier-toautointegration factor is required to segregate and enclose chromosomes within the nuclear envelope and assemble the nuclear...
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Tài liệu Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Word Sense Induction" doc
... vectors from the mixtures is difficult, the question is if we really need to base our work on mixtures or if there is some way to directly observe the contextual be-havior of the senses thereby ... see, the dissimilarities among the top 30 associations to palm are all in the upper half of the scale and not very distinct. The two expected clusters for palm, one relating to its hand and the ... misclassifications include the following: Some of the top 30 associa-tions are more or less neutral towards the senses, so even for us it was not always possible to clearly assign them to one of the two senses....
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Báo cáo khoa học: Binding of cGMP to the transducin-activated cGMP phosphodiesterase, PDE6, initiates a large conformational change involved in its deactivation ppt
... shortens the timerequired to detect the slow increase (Fig. 7A), the Fig. 7. Pc effect on the conformational change of Pabc by cGMP binding. (A) The time to detect the increase in the level ... whichcGMP binds to P abc first and Pc then binds to the Pabc is appropriate for Pabc deactivation, the process to shift Pabc having one cGMP to Pabcc having twocGMPs (Fig. 8). These results also ... after the Pabc with an altered conforma-tion accumulates to a certain level. In other words,there is a threshold to trap the [3H]cGMP-boundPabc. We emphasize that a mechanism to acceleratethe...
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Báo cáo khoa học: A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB potx
... of these cytochromes have been proposed to be ter-minal Fe(III) and Mn(IV) reductases, although their role in the reductionof other metals is less well understood. To obtain more insight into ... enzymespecificity To determine whether the lack of phenotype ofomcA–omcB–strains observed during anaerobicgrowth on either of the electron acceptors U(VI) andSe(VI) is due to the decaheme cytochromes ... as the terminal elec-tron acceptor. These results therefore provide evidencethat there are differences between the electron transferpathways towards chelated Fe(III) on the one handand either...
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Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Part-of-Speech Induction from Text" pdf
... separate row vector in table 1. The problem with the resulting extremely sparse matrix is that most vectors are either orthogonal to each other or duplicates of some other vector, with the consequence ... its closest cluster, and to assign the differential vector to the most appropriate other cluster. This process can be repeated until the length of the differential vector falls below a threshold ... vectors, and by assigning these to the most similar other cluster. Hereby for the cosine similarity we set a threshold of 0.8. That is, only if the similarity between the differential vector...
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Báo cáo khoa học: "A STOCHASTIC APPROACH TO SENTENCE PARSING" pptx
... etc. after the main verb will be derived from the 'end marker' of the sentence, i.e. period, rather then from the relevant constitu- ent being modified. The parse tree in the previous ... prepositionalphrases occur more frequently then TO- infinltivephrases if the context is not taken into account. IV. CONCLUSION The result from the trials suggests the strong potential of this method. ... identified by A, B and C in the figure. The numbers following the identifiers are the rela- tive probabilities. As shown in this case, the cor- rect parse, the third one, got the highest relatlve...
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Báo cáo khoa học: "Using Grammatical Relations to Compare Parsers" pptx
... sentences due to Carroll et al. To gain insight into the strengthsand weaknesses of the different parsers, wepresent a breakdown of the results for eachtype of GR. It is not clear whether the rank-ing ... 500sentences with their GRs.3 The sentenceswere selected at random from the Susanne cor-pus subject to the constraint that they arewithin the coverage of the Briscoe and Car-roll parser.4 ... statis-tical methods to add function tags to PennTreebank I style parses; however, as well asconverting the tags into a Carroll et al. for-mat, we would need to add extra rules to ex-tract other GRs...
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