Tài liệu Báo cáo khoa học: Autophagy inhibits reactive oxyge

Tài liệu Báo cáo khoa học: Autophagy inhibits reactive oxygen species-mediated apoptosis via activating p38-nuclear factor-kappa B survival pathways in oridonin-treated murine ﬁbrosarcoma L929 cells doc

... species-mediated apoptosis via activating p38-nuclear factor-kappa B survival pathways in oridonin-treated murine ﬁbrosarcoma L929 cells Yan Cheng 1,2 , Feng Qiu 2 , Yuan-Chao Ye 1 , Zhao-Ming Guo 1 , Shin-Ichi ... time after oridonin administration. These results indicate that oridonin induced autophagy in L929 cells....

Ngày tải lên : 18/02/2014, 13:20

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Tài liệu Báo cáo khoa học: Oxidation inhibits amyloid ﬁbril formation of transthyretin ppt

... been identiﬁed as insoluble proteins in many diseased tissues including amyloid ﬁbrils [7,8]. We are investigating the role of amino acid side chain oxidation in amyloid assemblies by comparing ... entropy in binding and folding: general methods and application to helix formation. Proteins 20, 68–84. 12 Kay MS & Baldwin RL (1996) Packing interactions in the apomyglobin folding int...

Ngày tải lên : 19/02/2014, 05:20

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Tài liệu Báo cáo khoa học: Kinetics of dextran-independent a-(1 ﬁ 3)-glucan synthesis by Streptococcus sobrinus glucosyltransferase I pdf

... glucan synthesis. Abbreviations DP, degree of polymerization; GBd, glucan-binding domain; GS, glucan-binding domain-deﬁcient glucosyltransferase-I; GSd, glucansucrase domain; GSGB, glucosyltransferase-I containing ... are described in Doc. S1. 13 C-NMR analysis To inhibit base-catalyzed reactions, the insoluble glucan was dissolved at 60 mgÆ mL )1 in 0.5 m NaOD in D 2 O containing 3....

Ngày tải lên : 14/02/2014, 22:20

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Tài liệu Báo cáo khoa học: Proteolysis of Pseudomonas exotoxin A within hepatic endosomes by cathepsins B and D produces fragments displaying in vitro ADP-ribosylating and apoptotic effects doc

... former effect being efﬁciently increased by a cathepsin B ⁄ cathepsin D pretreatment. The data show a novel processing pathway for internalized ETA, involving cathepsins B and D, resulting in the production ... [22]. The antibody against KX 5 KDEL also binds to undeﬁned endosomal proteins distinct from ETA, both in control and in toxin-injected rats, whose levels have been shown to...

Ngày tải lên : 18/02/2014, 04:20

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Tài liệu Báo cáo khoa học " LÀM SẠCH GỈ THÉP BẰNG CHẤT BIẾN ĐỔI GỈ THÉP B-05 " doc

... hóa học b ng phổ hồng ngoại FTIR. Mẫu b t gỉ thép và gỉ thép đã được xử lý b ng chất biến đổi gỉ B- 05 trộn với b t KBr và nén thành viên với tỷ lệ 2%, được phân tích FTIR trong dải b ớc sóng ... Trong khi đó, trên b mặt gỉ thép đã được xử lý b ng chất B- 05 có cấu trúc mịn, đồng nhất, không b xốp rỗng (Hình 1 .b) . Như vậy b ớc đầu có thể thấy rằng sau khi được xử lý gỉ b mặt...

Ngày tải lên : 18/02/2014, 13:20

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Tài liệu Báo cáo khoa học: Hypoxic resistance to articular chondrocyte apoptosis – a possible mechanism of maintaining homeostasis of normal articular cartilage pdf

... proteins by western blotting analysis. b- Actin was used to normalize equal protein loading; Blot images represent one of three independent experiments. (C) MTP was determined using a JC-1 probe. ... osteoarthritic joints was increased com- pared with that in control joints. Changes in TRAIL and ubiquitin levels may be linked to the progression of in ammation and may be detected in th...

Ngày tải lên : 18/02/2014, 14:20

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Tài liệu Báo cáo khoa học: Role of ceramide kinase in peroxisome proliferatoractivated receptor beta-induced cell survival of mouse keratinocytes ppt

... were obtained in ChIP DNA, indicating that the binding of putative CERK-PPRE to PPARb is speciﬁc. Furthermore, the interaction between PPARb and CERK was conﬁrmed by an EMSA using biotin- labeled ... of PPARb, which enhanced cell survival or inhibited cell death induced by serum starvation. Next, we investigated the participation of Cer in cell survival promoted by PPARb, by examining...

Ngày tải lên : 18/02/2014, 18:20

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Tài liệu Báo cáo khoa học: "Efﬁcient Online Locality Sensitive Hashing via Reservoir Counting" ppt

... Reser- voir Counting for application in online Local- ity Sensitive Hashing. This technique allows for significant savings in the streaming setting, allowing for maintaining a larger number of signatures, ... function, this may be justified in greater overall fidelity from the resultant increase in b. 1 A related point was made by Li et al. (2008) when dis- cussing stable random projec...

Ngày tải lên : 20/02/2014, 04:20

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Tài liệu Báo cáo khoa học: Enhancement of oxidative stress-induced apoptosis by Hsp105a in mouse embryonal F9 cells pptx

... treatment, cells were incubated in medium containing 50 lgÆmL )1 neutral red at 37 °C for 3 h, then ﬁxed with 1% formaldehyde containing 1% CaCl 2 for 1 min. The dye incorporated into viable cells ... apoptosis in F9 cells using SB202190, a potent inhibitor of p38. As shown in Fig. 7A, although hydrogen peroxide-treatment induced apoptosis in F9 cells as describe...

Ngày tải lên : 21/02/2014, 03:20

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Tài liệu Báo cáo khoa học: Dietary antioxidant curcumin inhibits microtubule assembly through tubulin binding pptx

... curcumin with microtubule inhibitors for tubulin binding. (A) Colchicine and podophyllotoxin weakly inhibited binding of curcumin to tubulin. Data represent mean ± SEM (n ¼ 4). (B) Binding of ... 30 min incubation at 25 °C by exciting the samples at 425 nm. Binding of curcumin to preformed tubulin– colchicine or tubulin–podophyllotoxin complex Tubulin (3 l m) was incubated in the absence...

Ngày tải lên : 19/02/2014, 05:20

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