Press "Enter" to skip to content

Advances in Disease Vector Research by Frank H. Collins, Susan M. Paskewitz (auth.), Kerry F.

By Frank H. Collins, Susan M. Paskewitz (auth.), Kerry F. Harris (eds.)

Show description

Read or Download Advances in Disease Vector Research PDF

Similar research books

Evaluation: A Systematic Approach

The ebook that has been a benchmark in overview has been additional more desirable and up to date. depended on via over 90,000 readers because the textual content on how you can layout, enforce and appraise the software of social programmes, the 6th version of review has been thoroughly revised to incorporate the most recent options and methods, in addition to directions for the way reviews could be adapted to slot programmes and social contexts.

Linking and Aligning Scores and Scales

The comparison of measurements made in differing situations by way of assorted equipment and investigators is a primary pre-condition for all of technological know-how. winning functions of expertise require similar measurements. whereas the functions herefocus on academic exams, rating linking matters are without delay acceptable to drugs and lots of branches of behavioral technology.

Additional info for Advances in Disease Vector Research

Sample text

The 12H5 fragment shows the HindIII RFLP at the left of the spacer (probably the ETS region), and the 12A fragment shows the EcoRI RFLP at the right end of the spacer, representing the 3' end of 28S and adjacent lOS regions . l. 12 are revealed by probing EcoRI-digested mosquito DNA with the subclone 12A, derived from the 3' end of the 28S coding region. The different restriction fragments detected probably reflect a combination of factors . The fragments in the An. gambiae and An. quadriannulatus lanes are believed to be 5' IGS regions that are relatively conserved within each of these species.

As expected, the medial regions of the spacers tend to vary both within and between species. Preliminary results indicate that small, frequently repeated sequences within these medial spacer regions may prove useful as species-specific, species-diagnostic DNA probes. As with many other eukaryotes, many of the rDNA genes have intervening sequences, some of which appear to be completely species-specific. Our studies thus far suggest a phylogenetic relationship that differs from the relationship inferred from cytogenetic data.

The net effect of this strategy is that most variations in IGS length could be categorized as one of two basic types of fragments: a cluster of subrepeat monomers and monomer multiples resulting from degeneracy of XhoI sites and a comparable array of fragments homologous to the 5' block of IGS DNA. 6. Using this approach to study gene flow among An. gambiae populations in seven different villages in western Kenya, we were able to identify seven different rDNA spacer genotypes based on the presence or absence of XhoI bands of variable length.

Download PDF sample

Rated 4.73 of 5 – based on 25 votes