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http://dx.doi.org/10.1136/medhum-2017-011220 | DOI Listing |
Evolution
May 2016
Department of Zoology, Stockholm University, 106 91, Stockholm, Sweden.
The diversification of plant-feeding insects is seen as a spectacular example of evolutionary radiation. Hence, developing hypotheses to explain this diversification, and methods to test them, is an important undertaking. Some years ago, we presented the oscillation hypothesis as a general process that could drive diversification of this and similar interactions, through repeated expansions and contractions of host ranges.
View Article and Find Full Text PDFEight patients with isolated ventricular septal defect and two patients with tetralogy of Fallot were studied by UCG. Two of these patients showed notchings and five showed flutterings on F-A portions of the anterior mitral leaflet echoes. Fluttering seemed to be recorded more frequently in patients with right-to-left shunts such as cyanotic tetralogy of Fallot.
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