Báo cáo sinh học: " Q&A: What did Charles Darwin prove" ppsx

... explanations for the results. Darwin was one of those. For exam- ple, it had been claimed that orchids did not secrete nectar but that they fooled insects into believing they did; the conspicuous nectaries ... have made a big deal of developing and applying new statistical methods, but Darwin was on to the problem. He just did not use statistics and probabilities, which is why I cal...

Ngày tải lên: 06/08/2014, 18:21

... lowering their steady-state levels below what is required to maintain the health of the cell. Also, it is possible that the Question & Answer Q&A: What are pharmacological chaperones and ... http://jbiol.com/content/8/9/80 Ringe and Petsko: Journal of Biology 2009, 8:80 What is a chaperone in the context of pharmacology? The term chaperone is borrowed from the name ... achie...

Ngày tải lên: 06/08/2014, 19:21

... In what ways are microfluidics culture conditions superior to those of traditional mass cell culture? Stem-cell ... assays. Of course, this economy will only be realized if device fabrication is also inexpensive. What are some of the major limitations of microfluidics-based cell culture systems? Not surprisingly, ... that the devices still require experts to operate them, and are not ye...

Ngày tải lên: 06/08/2014, 19:21

... individuals has meant that, until recently, most association-mapping studies have been for a candidate gene or candidate gene region, and used only a subset of all possible molecular polymorphisms. WWhhiicchh ... genetic diversity in the population. The reduced genetic diversity in linkage- mapping populations can be somewhat alleviated by starting from crosses of four or eight initial parent...

Ngày tải lên: 06/08/2014, 19:20

... experiments, because it suggests that two genes are working within the same pathway and some- times in what order they act. This makes epistasis analysis a very impor- tant tool in functional genomics experiments

Ngày tải lên: 06/08/2014, 19:20

... range. What are some of the unresolved questions in the planar polarity field? Although many of the key players in planar polarity have been identified, important questions remain. What provides ... 959-968. http://jbiol.com/content/8/12/103 Marcinkevicius et al.: Journal of Biology 2009, 8:103 What is cell polarity? Polarity in physics is defined as ‘that quality or condition of a...

Ngày tải lên: 06/08/2014, 19:21

... strengthen other domains of the pre-service nursing curriculum, improve the synchronization of didactic and practical training and develop standardized, competency-based examinations for nursing ... during periodic assessment with direct observation of the learner performing authentic tasks. Using what they learned in the faculty development workshops and the instructions and model exercise...

Ngày tải lên: 18/06/2014, 17:20

... the management was watching what they do and would reward good work" [Senior Clinical Officer, H4]. Thus, the perception that some senior management offic- ers did not appreciate or recognize ... con- struct. Additionally, respondents' perceptions of what consti- tutes an acceptable answer, how their answers reflect on them, or what they think the investigator wishes to hear...

Ngày tải lên: 18/06/2014, 17:20

... the observed improvement in disease severity. Seven-week-old female, pathogen-free BALB/c mice (Charles River) were intranasally inoculated with 100 µL of 10 6.5 PFU RSV-A2 or sterile 10% Eagle's ... of the results is further supported by our previous experiments in which UV-inac- tivated virus did not induce an INF-γ response [7]. By day 28, only KC was detected in BAL specimens at...

Ngày tải lên: 18/06/2014, 18:20

... minimal criteria for the definition of human MSCs [31]. As observed earlier (Figure 1b), the culture did not adhere to plastic culture dishes as well as their untransformed MSCs especially at confluency ... previo usly reported that transfection of v-MYC gene into fetal MSCs immortalized the cells but did not alter the fundament characteristics of these MSCs [30]. Here we transfected the...

Ngày tải lên: 18/06/2014, 19:20