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(A) The LDC is located at the research facilities of the European Space Research and Technology Centre of the European Space Agency in Noordwijk, The Netherlands. It is composed of four arms supporting a total of up to 6 gondolas. (B) An inverted Zeiss Axiovert 100 microscope equipped with a mercury lamp was fixed inside one of the gondolas allowing live observations of growing pollen tubes in Ibidi® cells (C).
