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Monitoring Stem Cell Research 90–93 (President’s Council on Bioethics, Washington DC, 2004). 1. 2. 3. 4. 5. emission estimates can be scaled relative to annual net primary productivity, and can distinguish between different types of environment and average daily hours of sunshine, and between differences in the period of vegDavid C. Lowe etation growth. This type of approach, known as a bottom-up calculation, is commonly used Living terrestrial vegetation emits large amounts of methane into the to estimate global emissions from various atmosphere.

So, when the virus is injected into the hypothalamus of the mice, its progress can be traced backwards from the LHRH cells over at least two synapses along the circuits related to these neurons. The cells that first take up the virus are in the expected hypothalamic areas. However, tracing backwards, labelling occurred in many brain regions, indicating a complex system of mainly olfactory regions and somatosensory areas (dealing with sensations in the body). In the olfactory brain regions, fluorescence was found in the olfactory cortex, the main olfactory bulb, and even out into the main olfactory epithelium.

Annu. Rev. Neurosci. 25, 507–536 (2002). code. So the authors examined male mating a self-governing internal autonomic system 5. 6. Scharrer, B. Annu. Rev. Neurosci. 10, 1–17 (1987). behaviour in mutant mice that lack Cnga2. for modulating behavioural states throughout 7. Teicher, M. , Stewart, W. , Kauer, J. S. & Shepherd, G. M. Brain Res. 194, 530–535 (l980). They found that the mice showed deficiencies the brain. It also interacts intimately with the 8. Dorries, K. , Adkins-Regan, E. & Halpern, B.

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