Spines with sacralized fifth lumbar vertebrae are quite commonly encountered.
The fin spines, with or without venom, can produce deep and painful wounds.
Sanders, J. et al. Elimination of dendritic spines with long-term memory is specific to active circuits.
The development of dendritic spines with specific geometry and membrane composition is critical for proper synaptic function.
"I have," he says, leaning back in his rather cramped office where academic tomes rub spines with enough videos to stock several charity shops.
Knott, G. W., Quairiaux, C., Genoud, C. & Welker, E. Formation of dendritic spines with GABAergic synapses induced by whisker stimulation in adult mice.
Happily, the main subgroup, the hyolithids, have an additional feature which ensures my attention: a pair of rigid, curved spines with a memorable name.
"It made the hair on the back of our necks stand up and genuine shivers ran up our spines with joy," he said.
Ostroff, L. E., Fiala, J. C., Allwardt, B. & Harris, K. M. Polyribosomes redistribute from dendritic shafts into spines with enlarged synapses during LTP in developing rat hippocampal slices.
They studied a total of 1,893 defecations and 5,582 urinations, recording the orientation of the dog's spines with a compass.
Many, such as the flea, have hatching spines with which they cut a slit in the shell.
