Kerstin Hämel

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A simple procedure is described for the extraction and purification of alginate from the inner stipes of the kelp Laminaria pallida. Alginate yield was about 10-15% of the dry mass, with a 70:30 mannuronic/guluronic acid ratio. Analysis of the purified alginate revealed a low polyphenol content while proteins were below detection level. The purified(More)
Correct detection of estrus is a problem in dairy herds. In practice, several procedures exist for detection of estrus besides conventional visual observation by humans. These procedures deliver very different results regarding detection of estrus. It is known that the calls of female mammals can contain information about reproductive status. It is also(More)
Die Zukunft der ambulanten Versorgung bei Pflegebedürftigkeit im Alter bringt große Herausforderungen mit sich. Im vorliegenden Beitrag wird zunächst kursorisch zusammengefasst, welche Versorgungsprobleme aus Sicht der pflegebedürftigen Menschen und der pflegenden Angehörigen drängen. Diese sind sozial und regional ungleich verteilt und von(More)
Heidemarie Abrahamian Volker Adams Georg Adler Marcus W. Agelink Diana Auth Christoph Baerwald Anke Bahrmann Jürgen Bauer Klaus Becher Ursula Benvenuti-Falger Roland Biber Hermann Brandenburg Martina Brandt Kai Brauer Tobias Braun Christine Brendebach Thomas Brijoux Paul Brinkkötter Elisabeth Bubolz-Lutz Heinrich Burkhardt Andreas Büscher Jurgen Claassen(More)
Municipalities in Germany have to advance health care structures to be resistant to demographic transitions and to the changing health care needs of the regional population in upcoming years. Therefore, it is important to note that needs vary from region to region and that care structures have to be differentiated according to this. Indeed regionality and(More)
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