The obtained data show that salivary glands present an unexpected source of orexigenic and anorexigenic peptides which with their autocrine, paracrine, and endocrine mechanisms P005091 in vivo of action may participate in the control of salivary gland function. (Folia Histochemica et Cytobiologica 2012, Vol. 50, No. 4, 504-512)”
“Transparent Eu2+/Mn2+ co-doped new glass ceramics (GC) containing beta-Zn2SiO4 nanocrystals were prepared under a reduced atmosphere. The optical properties of these samples have been investigated. The emission spectra of Eu2+/Mn2+ co-doped glass ceramics show two broadband peakings at 458 and 560 nm under ultraviolet radiation, which can be attributed to 4f(6)5d(1)->

4f(7) transition of Eu2+ and T-4(1)((4)G)->(6)A(1)(S-6) transition of Mn2+, respectively. Energy transfer (ET) from Eu2+ to Mn2+ is discovered by directly observing significant overlap of the excitation spectrum of Mn2+ and the emission spectrum of Eu2+. ET from Eu2+ to Mn2+ in

glass ceramics is further confirmed by fluorescence studies performed LY294002 nmr on the samples with various activator (Mn2+) concentrations. The optimal composition generates white light with chromaticity coordinates (0.291, 0.344). The results indicate that Eu2+/Mn2+ co-doped glass ceramics is potential material for white light-emitting diodes (LEDs). Crown Copyright (C) 2010 Published by Elsevier B.V. All rights reserved.”
“When included as part of a larger greenhouse find protocol gas (GHG) emissions reduction program, forest offsets may provide low-cost opportunities for GHG mitigation. One barrier to including forest offsets in climate policy is the risk of reversal, the intentional or unintentional release of carbon back to the atmosphere due to storms, fire, pests, land use decisions, and many other factors. To address this shortcoming, a variety of different strategies have emerged to minimize either the risk or the financial and environmental implications of reversal. These

strategies range from management decisions made at the individual stand level to buffers and set-asides that function across entire trading programs. For such strategies to work, the actual risk and magnitude of potential reversals need to be clearly understood. In this paper we examine three factors that are likely to influence reversal risk: natural disturbances (such as storms, fire, and insect outbreaks), climate change, and landowner behavior. Although increases in atmospheric CO(2) and to a lesser extent warming will likely bring benefits to some forest ecosystems, temperature stress may result in others. Furthermore, optimism based on experimental results of physiology and growth must be tempered with knowledge that future large-scale disturbances and extreme weather events are also likely to increase.