Báo cáo hóa học: " Carbon-coated iron oxide nanoparticles as

Báo cáo hóa học: " Carbon-coated iron oxide nanoparticles as contrast agents in magnetic resonance imaging" potx

... research interest has been expended on the ferromagnetic iron oxide materials generally used for magnetic data storage as magnetic toners in xerography, and on the ferrofluids, used as contrast agents ... for magnetic resonance imaging. Adv Drug Delivery Rev 1999, 37:121-137. 1 Carbon-coated iron oxide nanoparticles as contrast agents in magnet...

Ngày tải lên : 20/06/2014, 23:20

15
410
1

Báo cáo hóa học: " Superparamagnetic iron oxide nanoparticle attachment on array of micro test tubes and microbeakers formed on p-type silicon substrate for biosensor applications" pdf

... ratio, inter-pore spacing increases but the pore density decreases with increas e in resistivity of the substrate; (3) the pore diameter also decreases with decreasing resistivity (though on comparing Figure ... dis- solved in 2 M HCl in 2:1 (w/w) ratio and bare iron oxide was obtained by addition of 1.5 M NaOH. All steps were performed under nitrogen environment. The formed black...

Ngày tải lên : 20/06/2014, 22:20

8
383
0

Báo cáo hóa học: " Silver and Gold Nanoparticles Alter Cathepsin Activity In vitro" potx

... endosomes and are mainly involved in protein degradat ion and antigen presentation [1]. Cathepsin B is mainly expressed in antigen-presenting cells (APCs) and is involved in protein processing for presentation ... moieties (arginine-arginine for cathepsin B and phenylalanine- arginine for cathepsin L), which are cleaved when the enzyme is active to release the fluorophore. The cathe- ps...

Ngày tải lên : 21/06/2014, 08:20

7
220
0

Báo cáo hóa học: " Rapid Concentration of Nanoparticles with DC Dielectrophoresis in Focused Electric Fields" pot

... shown in Fig. 4. The microstructure is divided into four regions as indicated with ‘1’–’4’ in the figure. From Regions 4–1, the field strength increases gradually. The insulating concentrator was ... behavior within the microchannels of the insulating structure for increasing electric fields. Dark areas are the solid insulators and bright areas are the microchannels filled with flowing fluore...

Ngày tải lên : 22/06/2014, 00:20

6
304
0

Báo cáo hóa học: " Melanoma: A model for testing new agents in combination therapies" doc

... Eastern Cooperative Oncology Group: Phase III trial comparing concurrent biochemotherapy with cisplatin, vinblastine, dacarbazine, interleukin-2, and interferon alfa-2b with cisplatin, vinblastine, ... [63]. Interestingly, the response rate induced by the adminis- tration of peptide alone was minimal, strongly emphasiz- ing the need to test combinations. Results from an ongoing phase 3 stu...

Ngày tải lên : 18/06/2014, 16:20

7
449
0

báo cáo hóa học:" Frailty and health related quality of life in older Mexican Americans" potx

... married = 0), as well as select measures of socioeconomic status. Education level was measured by number of years of schooling ranging 0–20 years. Finan- cial strain was measured by asking participants ... subscales of the SF-36 in preliminary analyses. In addition, body mass index was calculated by dividing individuals' weight in kilograms by height in meters squared. Body m...

Ngày tải lên : 20/06/2014, 16:20

7
307
0

Báo cáo hóa học: " Research Article Raised Cosine Interpolator Filter for Digital Magnetic Recording Channel" potx

... aliasing introduced in sinc (β = 0) and raised cosine (β = 0.5) interpolators versus the truncation length for these PRML recording channels. As shown, the raised cosine pulse outperforms the sinc ... used windows to truncate the raised cosine interpolator such as rectangular, triangular, Blackman, Hamming, and Hanning windows. An intensive study indicates that the symmetrical rectangul...

Ngày tải lên : 21/06/2014, 05:20

8
333
0

Báo cáo hóa học: " Research Article Fixed Points of Multivalued Maps in Modular Function Spaces" potx

... another ﬁxed point of T. Then we must have pf, h0. Combining this with pf, f0, Lemma 3.1 implies f  h. Similar extensions of the results as found in 21–23 may be proved in our setting. Acknowledgments The ... Husain and Tarafdar 13 introduced the notion of a nonexpansive-type multivalued map and proved a ﬁxed point theorem on compact intervals of the real line. Using such typ...

Ngày tải lên : 21/06/2014, 20:20

12
279
0

Báo cáo hóa học: " Time-Frequency Signal Synthesis and Its Application in Multimedia Watermark Detection" potx

... determined for various viewing conditions such as minimum viewing distance, luminance sensitivity, and contrast masking. Figure 1 shows the block diagram of the described watermark encoding scheme. 2.2. ... watermarking in joint time- frequency domain. In [15], watermark insertion and extraction are both done in time-frequency domain. In the embedding process, watermark message w(...

Ngày tải lên : 22/06/2014, 23:20

14
400
0