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Omówiono najistotniejsze aspekty zastosowania nawozów mocznikowych w nowoczesnym rolnictwie. Szczególny nacisk położono na efektywność nawożenia mocznikiem i jego wpływ na ekosystem oraz możliwą toksyczność względem komórek roślinnych. Najprostszym rozwiązaniem przedstawionych problemów jest w wielu przypadkach zastosowanie inhibitorów ureolizy. Opisano najpopularniejsze związki stosowane lub proponowane...
Relaxin-3 (RLX3) is recently discovered peptide of the insulin superfamily. The highly-conserved relaxin family peptide receptor 3(RXFP3) signalling system is associated with stress response and feeding behaviour. Central RLX3 injections stimulate feeding via RXFP3 in the paraventricular nucleus (PVN). We hypothesize that RLX3 exerts its orexigenic effect through inhibition of PVN oxytocin neurons...
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