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A basal forebrain to midbrain circuit drives exploratory locomotion
(2023-10-26)Locomotion is a fundamental behavior that comprises different specialized neuronal networks. In the basal forebrain, the glutamatergic neurons of the medial septum and diagonal band of Broca (MSDBglu) can initiate ... -
A Ceramic Vessel of Unknown Provenance in Bonn
(2015-01-05)This initial epigraphic note by the members of the "Text Database and Dictionary of Classic Mayan" project is dedicated to text and image of a hitherto unpublished ceramic vessel that is on display in the Bonner ... -
A geopolitical gem: How Greenland can be a test case for a more ambitious EU
(2023)Mit der Eröffnung eines diplomatischen Büros in Grönland unternimmt die EU Schritte, um ihre Arktis-Strategie in die Praxis umzusetzen. Der Inselstaat wird ein Akteur des 21. Jahrhunderts in den Bereichen Nordpol-Logistik, ... -
A Hundred Years of The Secret Garden: Frances Hodgson Burnett’s Children’s Classic Revisited
(2012)Although Frances Hodgson Burnett published numerous works for an adult readership, she is mainly remembered today for three novels written for children: Little Lord Fauntleroy (1886), A Little Princess (1905) and The Secret ... -
A LAsMA Survey of the Milky Way: Effects of Feedback on Molecular Clouds
(2022-09-02)The advent of radio and (sub) millimetre astronomy has opened the world of molecular clouds (MCs) to astronomers' wonder. At the turn of the 21st century, MC surveys have helped us better understand them. How MCs form, ... -
A New Paradigm for Plant Nutrition: Food Systems Summit Brief prepared by Research Partners of the Scientific Group for the Food Systems Summit February 10, 2021
(2021-02-10)The coming 10-20 years will be most critical for making the transition to a global food system in which all stakeholders look at food and nutrients in a holistic manner, including their hidden environmental, health and ... -
A Possible Logograph XAN “Palm” in Maya Writing
(2016-11-17)This epigraphic note explores the idea that Maya scribes invented and used a sign for “palm, guano” in their writing system. Epigraphic and linguistic data strongly support our hypothesis that the graph A27 renders the ... -
A Post‐Area Studies Approach to the Study of Hill Irrigation across the Alai – Pamir – Karakoram – Himalaya
(2012-06)Due to the geo-political history of the mountainous region stretching from the Alai in the south of Kyrgyzstan to the north-western Himalaya of India, language barriers, and also perhaps the nature of traditional area ... -
A Preliminary Inventory of the Karl Herbert Mayer Photographic Collection, Graz
(2014-12-08)The present report is concerned with the project’s efforts to digitize the photographic archive of Karl Herbert Mayer, Graz (Austria), and to integrate it into the project’s digital archive of Maya inscriptions. -
A Preliminary Ruling Sequence of Cobá, Quintana Roo
(2004)Within this note, I will make the attempt to establish a preliminary dynastic sequence for Cobá. Unfortunately, no key expressions for the demarcation of distinctive rulers can definitely be made out in the texts, such as ... -
A Short History of Freemasonry: Its Role in the Revolutions and Shaping of the Modern World
(2023)This work is dedicated to one of the most famous closed societies that are still in existence. Its significance in history was seriously peculiar and the major task of this study is to analyze how powerful was its influence. ... -
A Typology and Preferences for Pigeon Pea in Smallholder Mixed Farming Systems in Uganda
(2022-08-09)Pigeon pea (Cajanus cajan) remains an under-researched ‘orphan crop’ yet is important for food and nutrition security of smallholders. Furthermore, smallholders are heterogeneous, with varying perceptions and resource ... -
A2B-Adenosin-Rezeptor-Homo- und Heterodimere: Biolumineszenz-Resonanz-Energie-Transfer-Studien und pharmakologische Charakterisierung
(2012-12-12)Die Adenosin-Rezeptoren, welche zur Superfamilie der G-Protein-gekoppelten Rezeptoren (GPCR) gehören, werden in die vier Subtypen, A1, A2A, A2B und A3 unterteilt. Aufgrund der ... -
Ab-initio Untersuchungen an Aluminium, seinen Defekten und Aluminium-Legierungen
(2005)Ziel dieser Arbeit war die Untersuchung von Kristallstrukturen und deren Defekte in Hinblick auf die experimentelle Nachweisbarkeit mit Positronenlebensdauer - Spektroskopie. Die Untersuchungen der Kristallstrukturen wurden ... -
Ab-initio Untersuchungen an frühen Ausscheidungsphasen der Aluminium(-Magnesium-)Kupfer-Legierungen
(2015-07-23)Frühe Ausscheidungscluster der AlCu-Legierungen und der AlMgCu-Legierungen werden mit numerischen ab-initio Methoden mit Hilfe des DFT-Programmcodes SIESTA untersucht. Cu-Atome favorisieren innerhalb der AlCu-Legierungen ... -
AB-QTL analysis for two populations of winter barley sharing the donor of Hordeum vulgare ssp. spontaneum
(2005)The objective of the present study was to detect favourable exotic QTL alleles for the improvement of agronomic traits, pathogen resistance and non-parasitic browning in two BC2DH populations derived from the ... -
ABA-Dependent and -Independent Regulation of Tocopherol (Vitamin E) Biosynthesis in Response to Abiotic Stress in Arabidopsis
(2019-05-15)Abiotic stresses in plants lead to elevated levels of reactive oxygen species that can have detrimental effects on photosystems and thylakoid lipids. To limit damage, plants increase the production of antioxidants such as ... -
Abbildende Spektroskopie erosionsrelevanter Bodenparameter in Agrarökosystemen
(2013-01-23)Die Vielzahl der Funktionen, die der Boden in einem Ökosystem übernimmt, verleiht ihm einen hohen Stellenwert im Mensch-Umwelt-System. Der Boden landwirtschaftlicher Nutzflächen ist im Besonderen eine elementare Säule der ... -
Abbildung subkortikaler Hirnaktivität während der Planungsphase selbst-initiierter sequentieller Fingerbewegungen: eine fMRT-Studie
(2010-12-08)Im Gegensatz zu kortikalen Regionen konnten im Rahmen von bildgebenden Arbeiten bislang nur wenige Daten über den Einfluss subkortikaler Strukturen auf motorische Planungsprozesse gewonnen werden. Neue Erkenntnisse liefert ... -
Abbildung und farbtonbasierte Analyse ausgedehnter neuronaler Strukturen
(2021-08-03)Der Hippocampus ist eine Gehirnregion im mittleren Temporallappen, welcher für die Formung des expliziten Gedächtnisses zuständig ist. Lange Zeit galt der Dentatus Gyrus (DG), eine Region im Hippocampus, als “Eingang“ für ...
