arXiv:2510.00392q-bio.GNcs.CV2025-10

用GPT-2 XL和H100加速,分析癫痫基因表达模式

A Deep Learning Pipeline for Epilepsy Genomic Analysis Using GPT-2 XL and NVIDIA H100

  • 用大语言模型GPT-2 XL处理基因序列,结合H100 GPU加速
  • 在两个数据集上发现生酮饮食可降低海马星形胶质细胞增生
  • 适合神经科学与计算生物学研究者参考

癫痫是全球约5000万人患有的慢性神经系统疾病,以反复发作的癫痫发作为特征。尽管高通量测序技术已实现脑组织转录组的大规模分析,但对这些复杂数据的解析仍是难题。本文提出一种深度学习分析流程,融合深度学习策略与GPU加速计算,用于研究癫痫中的基因表达模式。具体采用具有15亿参数的Transformer架构大语言模型GPT-2 XL,在基于Hopper架构的NVIDIA H100 Tensor Core GPU上进行基因序列分析。该方法实现RNA序列数据的高效预处理、基因序列编码及模式识别。在GEO数据集GSE264537和GSE275235上实验表明,生酮饮食可显著降低海马区星形胶质细胞增生,并在斑马鱼癫痫模型中恢复兴奋-抑制信号平衡。结果证明,结合大语言模型与先进硬件加速,对神经系统疾病转录组表征具有显著有效性。

原文摘要 · Abstract (English)

Epilepsy is a chronic neurological condition characterized by recurrent seizures, with global prevalence estimated at 50 million people worldwide. While progress in high-throughput sequencing has allowed for broad-based transcriptomic profiling of brain tissues, the deciphering of these highly complex datasets remains one of the challenges. To address this issue, in this paper we propose a new analysis pipeline that integrates the power of deep learning strategies with GPU-acceleration computation for investigating Gene expression patterns in epilepsy. Specifically, our proposed approach employs GPT-2 XL, a transformer-based Large Language Model (LLM) with 1.5 billion parameters for genomic sequence analysis over the latest NVIDIA H100 Tensor Core GPUs based on Hopper architecture. Our proposed method enables efficient preprocessing of RNA sequence data, gene sequence encoding, and subsequent pattern identification. We conducted experiments on two epilepsy datasets including GEO accession GSE264537 and GSE275235. The obtained results reveal several significant transcriptomic modifications, including reduced hippocampal astrogliosis after ketogenic diet treatment as well as restored excitatory-inhibitory signaling equilibrium in zebrafish epilepsy model. Moreover, our results highlight the effectiveness of leveraging LLMs in combination with advanced hardware acceleration for transcriptomic characterization in neurological diseases.

癫痫基因组学大模型GPU加速

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