منابع مشابه
How ants find their way
Path finders: Humans can use higher cognitive functions to combine information from a range of sources when they’re trying to find their way, but how do insects achieve this? (Photo: Getty Images.) Just over 80 years ago, a young biologist in Leiden, in the Netherlands, handed in a PhD thesis that was only 29 pages long and had been written up in a mad hurry, as the author was keen to join a sp...
متن کاملBy the teeth of their skin, cavefish find their way
Figure 1. Mechanosensory skin denticles (MSDs). (A) Astroblepus pholeter. Scale 1 cm. (B) Scanning EM of MSDs; on the head (asterisk marks the eye, scale 1 mm). (C) A club-like MSD protruding from a socket (scale 100 μm). (D) Histological cross-section of base and innervation (arrowhead) of MSD (scale 100 μm). (E) Pseudocolored TEM of MSD socket (yellow: neuron, red: muscle, blue: dentine; scal...
متن کاملNon Myopic Collaborators (nearly) Get Their Way
We consider revenue division problems in iterative settings. In our model, a group of players has some initial resources, used in order to generate revenue. At every time-step, the revenue shares received at time t are player resources at time t + 1, and the game is repeated. The key issue here is that the way resources are shared has a dramatic effect on long-term social welfare, so in order t...
متن کاملTumor-fighting T cells lose their way
Like a tourist without a map, tumor-fighting T cells have a hard time finding their destination without directions. According to Clark et al. (page 2221), dismantling these directions helps skin cancer cells hide from killer T cells. To enter the skin, T cells must grab on to the adhesive molecule E-selectin, which is expressed on the endothelial cells lining blood vessels in the skin. The auth...
متن کاملAxons find their way in the snow.
In February 2009, Keystone, Colorado, hosted the third Symposium on; Axonal Connections: Molecular Cues for Development and Regeneration', organized by Marie Filbin, John Flanagan and Liqun Luo. Researchers from diverse backgrounds spent the week discussing the latest findings in axon guidance, synapse formation, dendrite development and axon regeneration. The meeting was held jointly with anot...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Slagmark - Tidsskrift for idéhistorie
سال: 2018
ISSN: 1904-8602,0108-8084
DOI: 10.7146/sl.v0i57.104657