Sharon Beckman

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INTRODUCTION Urokinase-type plasminogen activator (u-PA) has been implicated in fibrinolysis, cell migration, latent cytokine activation, cell activation, T-cell activation, and tissue remodeling, all of which are involved in the development of rheumatoid arthritis. Previously, u-PA has been reported to play a protective role in monoarticular arthritis(More)
hereby grants to MIT permission to reproduce and distribute publicly paper and electronic copies of this thesis document. Abstract This thesis investigates a new protocol, IFLAME, designed to provide highly scalable, distributed, real-time communication systems for the Internet. Scalability is achieved by using a client-oriented model rather than a more(More)
I have invented \Internet Fish," a novel class of resource-discovery tools designed to help users extract useful information from the Internet. Internet Fish (IFish) are semi-autonomous, persistent information brokers; users deploy individual IFish to gather and reene information related to a particular topic. An IFish will initiate research, continue to(More)
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