... region, counting began at the outer edge of the molecular layer and finished at the interface of the multiform layer and white matter Cell counting was performed by a blinded examiner andin each ... plaques inthe neocortex of normal aging brains [44,45] In this study, thioflavin S -positive plaques were observed in ITG in ND patients We analyzed whether increases inthe number of sPLA2-IIA -positive ... of sPLA2-IIA in hippocampal neurons with intensity and staining patterns that are different from those in astrocytes Since this staining pattern appears in all neuronsin both ND and AD samples,...
... silver grains that the increase in expression of spondin-2 at the transcriptional level was confined to the cancer cells themselves, which were distinguished by their large nuclei and disorganised ... slow and sequential, adding to variability issues Results spanned two or more exons, such that the intervening introns inthe corresponding genomic DNA would distance the two primers beyond the ... variation inthe quality of paraffin-embedded tissue sections, andthe number of steps involved inin situ PCR andthe time taken to acquire data on significant numbers of samples affect the reproducibility...
... (Boehringer Ingelheim, Germany) chủng gốc VR – 2332 thuộc sublineage só 5.1 tƣơng tự nhƣ phần lớn mẫu trình tự giới Vacccine dòng ATP (Boehringer Ingelheim, Germany) thuộc sublineage 8.9 Vaccine ... vào lineage lớn bao gồm linegae số (2.800 mẫu), lineage số (2.000 mẫu), lineage số (1.500 mẫu) Số hóa Trung tâm Học liệu http://www.lrc-tnu.edu.vn/ lineage số (1.400 mẫu) mẫu lại rơi vào lineage ... lineage số Một vài trình tự Thái Lan Canada thuộc lineage số Dòng độc lực cao Trung Quốc thuộc lineage số Một vài mẫu từ Ý thuộc lineage số số Các chủng vacccine sử dụng đƣợc phân tích Vaccine...
... hemagglutination inhibition tests inthe diagnosis of influenza A and B virus infections”, Purified hemagglutinin in subtype-specific diagnosis, J Vir.Methods 10, 75-84 34 Kandun IN, Wibisono H, Sedyaningsih ... “Alarms ring over bird flu mutations”, Nature, 439, pp 248-9 12 CDC (2009), Interim guidance on the planning for the use of surgical masks and respirators in health care settings during an influenza ... Emerg Infect Dis, 11, pp 201- 17 Conenello G, Zamarin D, Perrone L, Tumpey T and Palese P (2007), “A Single Mutation inthe PB1-F2 of H5N1 (HK/97) and 1918 Influenza A Viruses Contributes to Increased...
... Anyang 300 strains were cultured in TF104 cells (a cell line cloned from MA104 cells), andthe Nakayama strain was propagated from the infected mouse brain emulsion The classical swine fever virus ... of prM and 5' NTR didn’t Therefore, primers and probe of 3' NTR for the diagnostic purpose of JEV were selected The concentration of primers and probe giving the highest fluorescent andthe lowest ... Viruses and sample preparation The JEV isolate KV1899, Anyang 300 (attenuated vaccine strain) and Nakayama strain were used as standard virus for detection of JEV by real-time RT-PCR The KV1899 and...
... methods The wild type PCR product was inserted into the TA cloning vector before digesting with BbsI, an enzyme with no recognition sites inside the vector and only one site inthe insert The linearized ... expression [4] These and other mechanisms may explain the lack of correlation between message and surface expression in HIV -positive individuals HIV infection may also interfere with the translation ... Our results indicate that there is no correlation between CD4 and CD8 mRNA levels and numbers of cells expressing these proteins on their surface The formation of CD4gp160 complexes in intracellular...
... chứa trình tự motif protein phi cấu trúc helicase (NTP-binding protein), protease RNA polymerase phụ thuộc RNA ORF2 có chứa trình tự cho protein cấu trúc TSV, có protein capsid VP1 tới VP3 ( tương ... khối lượng 55, 40, 24 kDa) protein phụ VP0 (58 kDa) Để phát hội chứng Taura tôm người ta thường nghiên cứu gene protein capsid protein áo (coat protein) nằm gene protein capsid (vùng gene VP1) [4] ... ORF1b mã hóa protein phi cấu trúc polyproteins (pp1a pp1ab) ORF1b phần mở rộng ORF1a thông qua frameshift ribosome ORF2 mã hóa protein nucleocapsid (P20) ORF3 mã hóa lớp vỏ glycoprotein Sử dụng phương...
... Heilongjiang and Jilin provinces of China RT-nPCR was used to detect the cells infected with CDV vaccine strain, wild-type strain, mixed CDV vaccine and wild-type strains, CPV, CAV, CCV, RV, NDV, and uninfected ... fragment only for the vaccine strain, and both fragments could be amplified from the mixture of CDV vaccine and wild-type strains No amplification was obtained for NDV and other common canine viruses, ... detect the 51 field samples in Shandong provinces; 36 of the field samples were CDV -positive, among which 20 were wild-type strain, 16 were vaccine strain, and were co-infected by wild-type and...
... role inthe induction of circulating tumor cell apoptosis andthe antitumor immune response of the host These immunized macrophages may sensitize the cytotoxic T lymphocytes of the host, andthe ... participated inthe clinical data collecting of the gastric carcinoma patients and drafted the manuscript LZH carried out the real-time RT-PCR ZZW participated inthe blood sample collecting LYH performed ... performed the statistical analysis WZQ and WFH participated inthe design of the study FA and WDY drafted the manuscript and participated inthe statistical analysis HP and XRH conceived of the study,...
... of the baseline of fluorescent signal intensity The CT value of the βactin message was used as an internal standard When the target messages were detected in both the control samples andthe ... showed that the message expression of hyaluronidase-2 inthe synovium of OA and RA was approximately four times that inthe control synovium This finding suggests that in OA and RA, the protein expression ... may be involved inthe pathogenesis of these joint disorders, since HMW hyaluronan has important physical and biologic functions, as described inthe Introduction An age-associated change in synoviocyte...
... prepared by mixing the virus with the mouse brain tissue, then the brain tissues were grinded, andthe RNA was extracted and applied with the duplex real-time RT-PCR assay Results Sensitivity and specificity ... was obtained The assay was also tested with the virus mixture containing both EEEV and WEEV, andthepositive signals were appeared both at 530 nm and 560 nm, indicating that this duplex system ... detecting and distinguishing WEEV and EEEV in a single reaction In this study, we developed and validated a duplex realtime RT-PCR system for both WEEV and EEEV detection at the same time The primers...
... sample inthe singleplex primer/probe B reaction system C: amplification plot of the HCV sample inthe duplex primer/probe A and B reaction systemThe Cy5 fluorescence signals indicate the amplification ... from 900-μl of serum and quantified inthe LineGene real time PCR assay system, according to the manufacturer's instructions The results were determined based on the Ct values The LOD of BIOER HCV ... as the target nucleic acid but contained discriminating probe-binding sequences [34] In order to avoid the suppression of target amplification, the concentration of armored RNA spiked into the...
... differentiate local strains from the vaccine strains With this in mind, in order to increase the discrimination power, the last three nucleotides at the 3'-end of the forward F-wt andthe reverse Rvacc ... Among the vaccine strains, Vacc-P, the contemporary vaccine strain, was freestanding and located between our local isolates andthe CDV strains isolated in America This contrasted with Vacc-N and ... related to strains belonging to the Asia-1 lineage, which is distant and phylogenetically distinct from the vaccine strains Additionally, the analysis of the three commercial vaccines indicated that...
... MGS conceived the study and participated in its designed and coordination and drafted the manuscript NCG participated inthe design and coordination of the study and performed the molecular studies ... there seems to be a cyclical pattern and a rise in infections during rainy seasons [5] Rising rainfall in some regions has contributed to an extension of the season in recent years With the increasing ... patients infected during the period of 2003–2007 in Barbados RT-PCR2detection and typing of dengue virus in serum from RT-PCR detection and typing of dengue virus in serum from patients infected during...
... out the AMP PCR assays and marker analysis JS contributed in preparing the chemicals used inthe experiment DH and BC contributed inthe experimental designs and techniques MO and MT provided the ... differences in all markers: R marker between leukocytes and fibroblasts, S marker between leukocytes andthe others and D marker between fibroblasts andthe others The summary of the individual ... expressed to maintain their functions, andthe rest are suppressed by DNA methylation or other gene regulation processes [21] On the other hand, somatic cells possessing the ability to change their morphology...
... Etilendiamin tetraaxetic acid HA (H): Haemagglutinin LB: Luria-Bertani media M: Matrix protein NA (N): Neuraminidase NP: Nucleoprotein NS: Non-structural protein PA: Polymerase A protein PB: Polymerase ... subtype H5 H7 HPAI Protein HA LPAI có đặc điểm có axit amin kiềm arginine vị trí phân cắt axit amin kiềm khác trước vị trí phân cắt axit amin (tùy thuộc vào subtype) Do đó, protein HA LPAI bị phân ... protein xuyên màng có chất kênh ion, cần thiết cho trình xâm nhiễm virus [36] Sự thay axit amin vị trí 31 serin thành asparagine protein M2 số chủng H5N1 liên quan đến tình trạng kháng amantadin...
... from the organism of interest is divided into small pieces that are then placed into individual cells (usually bacterial) • These can then be separated as individual colonies on plates, and they ... to join DNA: homopolymer tails Alternate method to join DNA: linkers Introduction of recombinant DNA into living cells via vectors • Autonomously replicating DNA molecules – (have an origin of ... on plates, and they can be screened to find the gene of interest DNA pieces are joined in vitro to form recombinant molecules • Generate sticky ends on the DNA, e.g with restriction endonucleases...
... tố tróc vảy (exfoliative toxin-ET): gồm hai loại ETA ETB gây triệu chứng da kết vảy nứt nẻ da -Độc tố phá màng: bao gồm α-toxin, β-toxin, δ-toxin, γ-toxin leucocidin Chúng có khả phá hủy màng ... vi sinh vật khác Q trình tăng sinh gồm hai giai đoạn: Giai đoạn tăng sinh giai đoạn tăng sinh chọn lọc mơi trường đặc trưng - Phân lập: q trình tách vi sinh vật mục tiêu khỏi quần thể vi sinh ... dẫn đến lỵ - Độc tố thần kinh: gọi Shigatoxin, độc tố mạnh thấy S dysenteriae 1, tương tự verotoxin E coli O157:H7, tác động đặc hiệu vào hệ thần kinh Ngồi ra, Shigatoxin coi tác nhân gây thương...
... sai để tìm gen mã hóa protein cụ thể tìm gen tương đồng Việc tách đặc trưng hóa protein việc phổ biến hóa sinh học Ví dụ, ta tách protein mà đầu amin có trình tự axit amin: Met – Ile – Trp – Pro ... mối quan hệ cấu trúc chức đại phân tử sinh học vận hành kiểm soát trình sinh hóa tế bào Trọng tâm sinh học phân tử việc nghiên cứu đại phân tử ADN, ARN Protein trình tái bản, phiên mã dịch mã Trong ... Taq Pfu cung cấp độ tin cậy cao lẫn nhân xác ADN I Khái niệm chung Kỹ thuật PCR (phản ứng chuỗi trùng hợp - Polymerase Chain Reaction) phương pháp in vitro để nhân nhanh đoạn AND đó, có độ nhạy...