In our chromosomes there are small disorders that generally do not affect us but that can be decisive for reproduction. This is the case for the so-called chromosomal inversions (a change in direction of a chromosomal fragment within the original chromosome). UAB researchers have studied these alterations and concluded that the larger a...
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Was the Little Ice Age caused by a minimum in the solar cycle?
The Little Ice Age (LIA), a significate climatic cooling of the Northern Hemisphere between the end of Middle Ages and the 18th century, also ocurred in the tropics, and the more likely cause was a minimum in the solar cycles. This has been confirmed after...
Insect pests and plants, struggling for survival
In nature we can see many examples of adaptable evolution. On of these mechanisms may be seen in the co-evolution of herbivorous insects and the plants they feed on: while prey develop biological defences, the predators react to make themselves insensitive to attack....
A consortium of bacteria to degrade petrol
The important role that layers of cianobacteria (photosynthetic microorganisms) play in the process of degradation in oil spillages at sea or along the coat is widely known. However recent research undertaken by the Environmental Microbiology Group at the UAB has shown that these...
Fragmentation of the forest masses reduces its genetic diversity
A study carried out by the Centre for Ecological Research and Forestry Applications (CREAF), at the Universitat Autònoma de Barcelona, undertaken by Alistair Jump, a postdoctoral researcher, and Josep Peñuelas, research professor at the CREAF...
After being synthesized, the proteins fold themselves to acquire their function. Although this process, called oxidative folding, has been investigated extensively, some keys aspects have been neglected, like the thermodynamics or the computational prediction. UAB researchers disassembled this puzzle and its conclusions became a one single theory...
Why are hybrids not symmetrical?
Most animal species have two symmetrical halves. There are small differences that break this bilateral symmetry. Scientists at the UAB have studied how these differences come about and how organisms try to achieve perfect symmetry by crossing two species of insects, Drosophila madeirensis and...
UAB scientists have participated in a international cooperation project in order to study the phenomenon of the El Niño and its impact on surrounding vegetation. Investigators studied the relationship between the development of two species (pallida Prosopis and Prosopis chilensis) and the cycles of the El Niño (who has a very variable intensity)....
Dendrimer: a nanotechnological product against Alzheimer
Dendrimer is the name of a synthetic molecule which is produced by a nanotechnological process used by various sectors of the applied sciences to carry out their work. Such is the case of a group of researchers at the UAB who use dendrimers as drugs to fight...
In a recent expedition to Menorca, a team of anthropologists from the UAB Biological Anthropology Unit studied human remains from around 3000 years ago in a sepulchral cave, the Cova des Pas.
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