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)
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)
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)
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