elisa analysis of antibody level in h pylori inoculated mice
Cloning, expression and characterization of novel helicobacter pylori differentiating antigen heat shock protein 20
Ngày tải lên :
12/09/2015, 10:19
... of HSP20 with pathogenesis of H pylori through CagA The probable contribution of HSP20 in the process of H pylori infection led to the DNA analysis of 227 H pylori isolates which shows that hsp20 ... colonize in the stomach of the animals This indicates that HSP20 might be involved in the colonization of H pylori in mice However, the role of HSP20 in bacterial colonization is independent of other ... by Hirota et al in 2001, which showed its capability of enticing the production of neutralizing antibody in host 2.4.1.3 Role of adhesins Adhesins play a vital role in H pylori infection and the...
- 301
- 525
- 1
Báo cáo y học: " Assessment and histological analysis of the IPRL technique for sequential in situ liver biopsy" ppsx
Ngày tải lên :
13/08/2014, 13:20
... makes the concept of the acinus unlikely in this species Although the vasculature necessary to define the acinus is lacking, spheres of enzymic zonation can be defined with markers for the periportal ... of 3-hydroxybutyrate dehydrogenase in primary lobules of rat liver J Histochem Cytochem 1992, 40:213-219 19 Teutsch HF: Regionality of glucose-6-phosphate hydrolysis in the liver lobule of the ... collection of images FB and IR assisted in the preparation of the manuscript All authors read and approved the final manuscript Competing interests The authors declare that they have no competing interests...
- 7
- 607
- 0
Tài liệu Analysis of the Security of BGP/MPLS IP Virtual Private Networks (VPNs) ppt
Ngày tải lên :
14/02/2014, 16:20
... shared VPNs on both sides This is not held in separate VRFs, but in the BGP database (This is typically limited to the Inter-AS VPNs through filtering.) The separation inside the PE is maintained ... for their AS; thus, each SP needs to know of the other SP’s core only the addresses of the ASBRs In case c), the SPs exchange the loopback addresses of their PE routers; thus, each SP reveals information ... to another provider on this exchange point In effect, they are sending all their traffic into the other SP’s network even though the control plane (routing) might not allow that For this reason,...
- 22
- 557
- 0
Tài liệu Báo cáo khoa học: Constitutive oligomerization of human D2 dopamine receptors expressed in Spodoptera frugiperda 9 (Sf9 ) and in HEK293 cells Analysis using co-immunoprecipitation and time-resolved fluorescence resonance energy transfer pdf
Ngày tải lên :
21/02/2014, 00:20
... subunits of the GABAA receptor, and found that these subunits assemble with a stoichiometry of (a1)2(b2)2c2, validating the use of a single derivatized antibody for the analysis of protein–protein interaction ... that the binding of ligands to the D2 dopamine receptor may exhibit co-operativity, which can be accounted for in terms of interactions between binding sites in an oligomer There is also the question ... (in the same cell) of the different entities under study Immunohistochemistry and in situ hybridization approaches have shown that D2L and D2S are co-localized in several brain areas, including...
- 11
- 618
- 0
Traffic Analysis and Design of Wireless IP Networks ppt
Ngày tải lên :
27/06/2014, 00:20
... [1]) The spreading of the Internet throughout the world is hastened by the invention of the World Wide Web in 1993, which supports user-friendly browsing and retrieval of different types of information ... cells This cellular concept started in Bell Laboratories in 1947, by D H Ring With the invention of the cellular networks, the next problem that was faced was that of handover (or handoff, which we ... single-user subchannels, which are not overlapping In FDMA each user uses a certain frequency band per call, which is not shared with other users during the call In TDMA the time is divided into...
- 385
- 330
- 0
Analysis of SIP in UMTS IP Multimedia Subsystem
Ngày tải lên :
13/07/2014, 23:27
... and her Master of Engineering degree in bioengineering from Wuxi University of Industry in 1995 She worked in Shanghai Research Center of Biotechnology since then and continued her studies in the ... my sincerest gratitude ii BIOGRAPHY Bei Zhu was born in Anhui province in China She received her Bachelor of Engineering degree in biochemical engineering from Shanghai JiaoTong University in ... ringing and it is then forwarded via the session path to the UE 25 UE indicates to the originating user that the destination is ringing 26-27 When the destination party answers, the terminating...
- 91
- 213
- 0
Tài liệu mẫu phân tích IPA Importance performance analysis as a strategic tool for destination attractiveness an analysis of domestic
Ngày tải lên :
01/08/2014, 10:25
... an MBA in Marketing and HR from Bharathiar University, and M.Phil in Marketing from Avinashlingam University, Coimbatore She is currently pursuing her PhD in Business Administration with a special ... The tourists have an opportunity to live with the fishermen community in Kumbalangi Tourists can live in their huts, go for fishing with them in the deep sea and have a first-hand experience of ... postgraduate thesis He is currently the Director of Happy Valley Business School, Coimbatore and is guiding research scholars in various fields in the area of management Organization behavior Bindu.T holds...
- 7
- 874
- 3
Báo cáo y học: "Genetic analysis of HIV-1 Circulating Recombinant Form 02_AG, B and C subtype-specific envelope sequences from Northern India and their predicted co-receptor usage" pot
Ngày tải lên :
10/08/2014, 05:21
... of CRF02_AG HIV-1 strain in India (Delhi - Capital of India) and presence of subtypes B and C in North India These observations will impact on the T-cell epitope based vaccine The existence of ... predominates However, in India, where subtype C predominates, the coreceptor switch has not been observed [11] Replacements of charged amino acids within the V3 region are known to alter the co-receptor ... B infected individuals show HIV-1 co-receptor switch from CCR5 to CXCR4 which is associated with rapid progression of HIV/AIDS [10] This is observed mainly in US and UK where subtype B predominates...
- 6
- 417
- 0
Traffic Analysis and Design of Wireless IP Networks phần 1 ppt
Ngày tải lên :
14/08/2014, 14:20
... Growth of hosts on the Internet (a sketch) than the number of hosts The Internet is global and supports a variety of multimedia services Hence, the Internet is becoming an integrated part of society ... development in the last decade of the twentieth century Figure 2.1 shows the exponential increase in the number of mobile subscribers in recent years This growth was made possible due to the high-tech ... shows the exponential growth of the Internet (for more details and precise numbers, a reader may refer to [1]) The spreading of the Internet throughout the world is hastened by the invention of...
- 39
- 341
- 0
Traffic Analysis and Design of Wireless IP Networks phần 2 pdf
Ngày tải lên :
14/08/2014, 14:20
... exponential growth in the number of hosts as well as in the number of sites during the past 10 years, as shown in Figure 2.2 One of the main reasons for such growth is the invention of World Wide ... its value by one This mechanism eliminates the possibility of endless traveling of IP packets through the Internet The header checksum is used for error check of the header The header is more sensitive ... approaches that make the Internet the driving force of humanity at the beginning of the twentyfirst century The fixed Internet is perhaps entering a period of adolescence after a spectacular growth...
- 38
- 343
- 0
Traffic Analysis and Design of Wireless IP Networks phần 3 potx
Ngày tải lên :
14/08/2014, 14:20
... in the Cellular IP network that lies in the path of these packets should use them to create and update routing-cache mappings This way, routing-cache chain mappings are created, which can then ... describe the behavior of the random event We can set ξn = when nth throw is heads and ξn = when nth throw is tails In this example we expect to have half of the results heads and half tails When the ... actual location and the gateway maintain valid routing entries Information in the routing-cache, which includes the IP address of the mobile and the interface from which the packets arrive, disappears...
- 38
- 275
- 0
Traffic Analysis and Design of Wireless IP Networks phần 4 docx
Ngày tải lên :
14/08/2014, 14:20
... present in the queue The second portion s2 is the amount of higher priority work arriving during s1 The third portion is the amount of higher priority work arriving during s2, and so on Then, the ... in this chapter) For that purpose, we define performance parameters, which indicate the QoS (or GoS) level of the designed system The main QoS parameter in circuit-switched networks is blocking ... extensive analysis of the traffic data such as telephone calls initiated by users connected to a switching system (telephone exchange), blocking of the calls and their duration He found that call...
- 38
- 263
- 0
Traffic Analysis and Design of Wireless IP Networks phần 5 pps
Ngày tải lên :
14/08/2014, 14:20
... assigned weights, and the length of each packet in each of the queues The WFQ scheduler then forwards the packet with the earliest finish time (it is actually the order number of the packet) from ... notice the highest user activity late at night This is because most of the users are browsing during the evenings, when they are at home This will change in a wireless network environment—peak hours ... with an increase of the number of lags, which are used for the calculation of the autocorrelation In this case each lag is a time period of 10 ms Analysis confirms the long-range dependence of...
- 38
- 305
- 0
Traffic Analysis and Design of Wireless IP Networks phần 6 pdf
Ngày tải lên :
14/08/2014, 14:20
... the system, because the highest c* will result in highest traffic load in the cell (i.e., highest efficiency) In fact, c* is the threshold for handovers Instead of c*, we can use the number of ... between short and long behavior of the system On a short term the incoming handover rate is independent of the state of the cell (i.e., how many channels are busy), while the call termination ... convenient to define the threshold for handovers By a definition, the handover threshold is equal to highest number of channels in the cell that can be allocated to both new calls and handovers Also,...
- 38
- 411
- 0
Traffic Analysis and Design of Wireless IP Networks phần 7 potx
Ngày tải lên :
14/08/2014, 14:20
... defined soft capacity in Chapter (6.27) Hence, soft capacity is defined as the increase of Erlang capacity by applying soft blocking instead of hard blocking with the same maximum number of channels ... higher for higher values of the i parameter, because in such cases more interference is coming from the neighboring cells, thus influencing the uplink noise rise 7.6.2 Calculation of the Soft ... Multiply the number of channels with hard blocking by + i to obtain the total number of channels with soft blocking Calculate the maximum offered traffic from the Erlang-B formula in the soft blocking...
- 38
- 312
- 0
Traffic Analysis and Design of Wireless IP Networks phần 8 ppsx
Ngày tải lên :
14/08/2014, 14:20
... The other two mini-classes have the same varying threshold The obtained results are given in Figures 8.14 and 8.15 Using these results, one can notice that an increase of the threshold of the ... attachment points of the mobile terminal, as it moves, are chained Thus, it is called the chained handover [24] This handover mechanism reduces the losses to zero The disadvantage of this type of ... an increase of all QoS parameters for the third mini-class We can explain this behavior by the fact that the network accepts more new connections by increasing the threshold of the first two However,...
- 38
- 378
- 0
Traffic Analysis and Design of Wireless IP Networks phần 9 doc
Ngày tải lên :
14/08/2014, 14:20
... delay at the handovers The hard handover has significantly lower throughput because of the packet losses The throughput with the semi-soft handover may get close to the throughput with the handover ... beginning of the simulation time The handover agent scheme has the highest throughput because it does not have any packet losses However, the throughput of the handover agent is slightly lower than ... 400-ms intervals The lowest curve is related to the throughput gain when the handover agent scheme is used instead of the hard handover One may notice that the throughput gain varies from handover...
- 38
- 244
- 0
Traffic Analysis and Design of Wireless IP Networks phần 10 potx
Ngày tải lên :
14/08/2014, 14:20
... within a frame If this fails, then it maintains the difference between the real service and the fair service for the flow by changing the effective weight in each frame based on the result of the ... after servicing the higher -level traffic classes, which have admitted data rates and allowed adjustment of their weights in the case of errors in the wireless channel, that is: 342 Traffic Analysis ... flows in real-time by maintaining unchanged effective throughput, of course, when there is enough bandwidth that is not dedicated to other class-A flows either CBR, VBR, or BEmin On the other hand,...
- 42
- 248
- 0
firewalking - a traceroute-like analysis of ip packet responses to determine gateway accessing
Ngày tải lên :
18/10/2014, 19:13
... determine the following: § The number of hops in between our attacking host and the target firewall This information allows us to deterministically control the port number of the probe that will ... the stock traceroute program to show us what hosts are behind this filter (which is presumably against the security policy) Instead of the default behavior of using UDP (Figure 1), we want to force ... live Internet hosts1, and in order to protect their identity, we have changed the addresses to anonymize the machines and networks involved In fact, in the traceroute dumps, the original RTTs (round-trip...
- 14
- 348
- 0
a corpus-based analysis of the collocates of the word homeland in the 1990s, 2000s and 2010s = nghiên cứu đồng định vị của từ homeland qua các thập niên 1990, 2000 và 2010 trên cơ sở ngôn ngữ học khối liệu
Ngày tải lên :
02/03/2015, 14:17
... How has the use of the word “homeland” changed during the last three decades? III Scope of the study As the title of this paper suggests, the aim of the research is exploring the collocates of ... word “homeland” through COCA corpus The changes in the use of the word “homeland” through COCA corpus As can be seen in the right-hand side of this picture, the times of the use of the target word ... 2010s From that analysis, the research wishes to investigate whether the use of the words remained the same or shifted through those periods The study is expected to fill the gap in which almost...
- 40
- 433
- 0