A.M.J. de Kraker, H. van Royen, M.E.E. de Smet, 'Over den Vier Ambachten'. 750 jaar keure, 500 jaar Graaf Jansdijk

Willem A . de Graaf

Salivating for knowledge: Strategies used by Group A Streptococcus to survive under stress in the throat

Op dinsdagochtend wordt de bijeenkomst geopend met de plenaire sessie getiteld: ‘Microbes under Stress Conditions’. Micro-organismen ondervinden net als mensen veel stress, zowel op de werkvloer als tijdens de uitoefening van hun hobby’s. De manier waarop micro-organismen hiermee omgaan is onderwerp van een uitdagende sessie, dus komt allen uitgerust naar Papendal! Vorig jaar zijn alle leden vo...

Johannes Walaeus. Zijn betekenis vor de verbreiding van de leer van de bloeds omloop

Johannes Walaeus. Zijn betekenis vor de verbreiding van de leer van de bloeds omloop [Johannes Walaeus. His significance in the recognition of the doctrine of blood circulation], by J. SCHOUTEN, Assen, Van Gorcum, 1972, pp. viii, 260, illus., Dfl. 46. Reviewed by Walter Pagel, 58 Millway, London, NW7 3RA. Walaeus [Jan de Wale] (1604-1649) was the first to confirm and amplify by original experim...

Van de Graaff Generator

In this work it was developed a Van de Graaff generator that we design and built and that is intended to be used in secondary schools for teaching basic principles of electrostatics, electromagnetic as well as a number of other applications. Today many schools laboratories and museums use this kind of generator for electrostatic demonstrations. Electrostatics was first noticed by the Greek phil...

Van de Putte 5_9

Hypericin is a potent agent in the photodynamic therapy of cancers and accumulates to a large extent in tumor tissue. To better understand the impact of hypericin aggregates present in the delivery vehicle on the biodistribution of the compound, we compared the in vivo tissue accumulation after administering hypericin suspended as coarse aggregates in phosphate-buffered saline, with the biodist...