The ARL6IP1 Knockout Jurkat Polyclonal Cells represent a CRISPR/Cas9-edited polyclonal knockout cell population designed for the targeted disruption of ARL6IP1 in the human Jurkat T lymphocyte cell line. This loss-of-function model enables the study of ARL6IP1??s roles in endoplasmic reticulum (ER) morphology regulation, ER stress responses, autophagy, and apoptosis. The polyclonal nature of the product ensures a heterogeneous population of cells with gene disruption, facilitating robust phenotypic analysis without clonal isolation.
The Jurkat cell line, derived from an acute T cell leukemia patient, serves as a well-established model for investigating T cell signaling, leukemogenesis, and apoptosis. These suspension cells exhibit characteristic T cell receptor signaling pathways and are extensively employed in immunological and cancer research. Their rapid growth and genetic tractability make them an ideal host for CRISPR-mediated knockout studies, allowing for efficient dissection of signaling networks in a lymphoid context.
ARL6IP1 is an ER membrane protein that cooperates with ER-shaping factors, including atlastin-1 (ATL1), spastin, REEP1, and RTN3, to maintain tubular ER morphology. In response to ER stress and the unfolded protein response (UPR), ARL6IP1 acts upstream of autophagy initiation and mitochondrial dynamics. Its deletion results in ER stress, disruption of autophagic flux, and mitochondrial fission, leading to cytochrome c release and activation of apoptosis. Thus, ARL6IP1 serves as a critical node linking ER homeostasis to mitochondrial function and cell survival.
In Jurkat cells, ARL6IP1 knockout provides a powerful tool to dissect the interplay between ER stress and apoptosis in a T cell environment. Given Jurkat cells’ dependency on intact apoptotic machinery for their use in death receptor studies, the ARL6IP1 loss uncovers how ER stress can tip the balance toward mitochondrial-mediated apoptosis. This model is particularly relevant for exploring mechanisms underlying hereditary spastic paraplegia (SPG61) and other neurodegenerative conditions where ER stress and autophagy dysregulation are implicated.
Researchers can utilize this polyclonal knockout product to investigate the UPR, autophagy, and mitochondrial functions through assays such as western blotting for GRP78, CHOP, LC3, and p62; apoptosis detection via Annexin V and caspase-3/7 activation; immunofluorescence with ER-Tracker and calreticulin; and mitochondrial membrane potential measurement using JC-1. The model is suitable for drug screening aimed at modulating ER stress and for studying disease-associated mutations. For further technical information or ordering details, please contact Ascent Research.
