Abstract: An apparatus and method for providing the contents of a network resource to a mobile device are disclosed, the apparatus including: an acquiring module for acquiring the current contents of the network resource; and an adaptive filtering module for extracting the difference information by comparing the cached contents of the network resource and the current contents of the network resource, and sending the difference information to the mobile device. An apparatus and method for acquiring the contents of network resource are also disclosed, the apparatus including: a determining module for determining whether a response to an access request for a network resource includes difference information; a combining module for, generating current contents of the network resource by combining the difference information and locally cached previous contents of the network resource; and a presenting module for presenting the generated current contents of the network resource.

Abstract: The present invention relates to the field of plant secondary metabolites. More particularly plant cell lines are established from the medicinal plant Veratrum californicum. Said plant cell lines can be used for the production of cyclopamine and related steroid alkaloids and their precursors.