IS T CELL NEGATIVE SELECTION A LEARNING ALGORITHM?

Is T Cell Negative Selection a Learning Algorithm?

Our immune system can destroy most cells in our body, an ability that needs to be tightly controlled.To prevent autoimmunity, the thymic medulla exposes developing T cells to normal “self” peptides and prevents any responders from entering the bloodstream.However, a substantial number of self-reactive T cells nevertheless reaches the pe

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A Novel RPL Algorithm Based on Chaotic Genetic Algorithm

RPL (routing protocol for low-power and lossy networks) is an important candidate routing algorithm for low-power and lossy network (LLN) scenarios.To solve the problems of using a single routing metric or no clearly weighting distribution theory of additive composition routing metric in existing RPL algorithms, this paper creates a novel RPL algor

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Nitrous oxide emissions from an intermittent aeration activated sludge system of an urban wastewater treatment plant

This study investigated the emission of N2O during the sequential aerated (60-min) and non-aerated (30-min) stages of an intermittent aeration cycle in an activated sludge wastewater treatment plant (WWTP).N2O emission occurred during both stages; however, emission was much higher during aeration.Air stripping is Jeans the major factor controlling

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Transplantation of Neural Precursor Cells Attenuates Chronic Immune Environment in Cervical Spinal Cord Injury

Inflammation after traumatic spinal cord injury (SCI) is non-resolving and thus still present in chronic injury stages.It plays a key role in the pathophysiology of SCI and has been associated with further neurodegeneration and development of neuropathic pain.Neural precursor cells (NPCs) have been shown to reduce the acute and sub-acute inflammato

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