báo cáo khoa học: " Gum arabic modified Fe3O4 nanoparticles cross linked with collagen for isolation of bacteria" pps

... Journal of Nanobiotechnology 2010, 8:30 http://www.jnanobiotechnology.com/content/8/1/30 Page 8 of 9 RESEARC H Open Access Gum arabic modified Fe 3 O 4 nanoparticles cross linked with collagen for isolation ... μl water + 160 μl collagen + 30 mg of GA modified Fe 3 O 4 (b) Cartoon representation of the interaction of bacteria with that of fish collagen....

Ngày tải lên: 11/08/2014, 00:22

... spectroscopic studies were performed with as-isolated protein. Enzymatic assays Preliminary assays for the determination of kinetic param- eters of the enzyme were performed with dithionite-reduced benzylviologen ... coupling constant of the spectrum of the turnover form of the T2Cu center are slightly different from that of the as-purified form (cf. Table 2) which suggests t...

Ngày tải lên: 07/03/2014, 15:20

... formation and viabil- ity of yeast cells [3–5], for embryonic development in mammalian cells [6], and for viability of the parasites Leishmania mexicana [7] and the bloodstream form of Trypanosoma brucei ... metabolic labeling was performed with 20 lCi [ 14 C]ethanolamine for  23 h at 25 °C. For radiolabeling of double mutant strains, cells were grown in SGlyYE medium for...

Ngày tải lên: 07/03/2014, 16:20

... 1 without the help of cofactors such as cytokines. In the case of region 2 activation, stimulation of the macrophages with interferon-c (IFN-c), but not with LPS, was found to be effective for ... incubated with a 100-fold excess of unlabeled cold probe (lane cold probe) before the EMSA. Another part of this nuclear extract was also used for supershift experiments by incub...

Ngày tải lên: 17/03/2014, 10:20

... cleavage of chito-oligomers to enable residual biomass forma- tion, as hypothesized for growth on chitin agar plates. Therefore, we conclude that the small amount of myce- lial biomass that is formed ... that chitinases, but not NAGases, are sufficient for loosening of the chitin structure in the cell wall during formation of hyphal branches and fusions. With respect to sporula-...

Ngày tải lên: 23/03/2014, 05:22

... the range of 0–12% [11-13]. The majority of those which do are of SCLC histological subtype [14]. Rarer still, at pres- entation, is for lung cancer to present with a clinical pic- ture of jaundice ... staining for CK20 and PSA. The tumour did not approach any of the resection margins or surfaces. Also, none of the surround- ing 16 lymph nodes had any evidence of disease....

Ngày tải lên: 09/08/2014, 07:22

... favour of the NCF compared with the CF. The HI confirm this ten- dency with a mean value of 0.14 for the NCF and 0.16 for the CF; HIs are represented for each patient in Figure 5. The conformity ... the optic pathways, of IMRT over 3D conformal radiotherapy have already been investigated [20], with an average maximum dose of 56.4 Gy for IMRT and of 64.2 Gy for 3D con...

Ngày tải lên: 09/08/2014, 10:21

... of brain structures during development [10,11]. GH deficiency also has a correlation with low levels of IgG, which are also found in patients with DS [11]. An MRI study of a patient with DS with ... been identified. Preventive management of DS should include moni- toring of early feeding, evaluation of hypospadia or cryp- torchidism (present in 70% of boys with DS), au...

Ngày tải lên: 11/08/2014, 00:22

... of brain structures during development [10,11]. GH deficiency also has a correlation with low levels of IgG, which are also found in patients with DS [11]. An MRI study of a patient with DS with ... identification of a genetic marker for DS syndrome or for the discovery of nove l pathways that may be involved in its origin. Consent Written informed consent was obtained f...

Ngày tải lên: 11/08/2014, 03:20

... USA {ozaidan,ccb}@cs.jhu.edu Abstract The written form of Arabic, Modern Standard Arabic (MSA), differs quite a bit from the spoken dialects of Arabic, which are the true “native” languages of Arabic speakers used in daily ... the written form of the language, Modern Standard Arabic (MSA), differs in a non-trivial fashion from the various spo- ken varieties of Arabic. As th...

Ngày tải lên: 20/02/2014, 04:20