PAK1 (Ab-212) Antibody

1. PAK1 gene silencing decreases proliferation of MHCC97-H cells, HepG2 cells, and cells in xenograft tumor through the p53/p21 pathway. PMID: 29802374
2. PAK1 silencing attenuated cell cycle progression, inducing apoptosis. Inhibition of PAK1 expression reduced tumor sizes and masses by modulating CREB expression and activation. PMID: 30282071
3. Once activated, c-Abl kinase regulated the activity of Vav1, which further affected Rac1/PAK1/LIMK1/cofilin signaling pathway. PMID: 29058761
4. The nuclear functions of PAK1 and its role in the regulation of DNA damage repair is reviewed. PMID: 29597073
5. PAK1 is upregulated in cutaneous T cell lymphoma. PAK1 silencing induced apoptosis and inhibited cell growth by stimulating the expression of PUMA and p21. PMID: 29307600
6. Results show that JMJD6 regulates the alternative splicing of PAK1 in melanoma cells. PMID: 29187213
7. PAK1 expression, evaluated by immunohistochemistry, was positively correlated with pERK and beta-catenin expression in lung tumors. Patients with high-PAK1, high-pERK, and high-nuclear beta-catenin tumors more frequently showed an unfavorable response to cisplatin-based chemotherapy when compared to their counterparts. PMID: 27713506
8. PKC-zeta may be responsible for the abnormal growth, proliferation, and migration of metastatic LOVO colon cancer cells via PKC-zeta/Rac1/Pak1/beta-Catenin pathway. PMID: 29408512
9. High expression of PAK1 is associated with invasion of gastric cancer. PMID: 28534988
10. Molecular modelling studies of PAK1 with its major interacting partners RHOA and STAT3 revealed potential network gene elements in breast invasive carcinoma. PMID: 27456030
11. miR4855p reverses EMT and promotes cisplatin-induced cell death by targeting PAK1 in oral tongue squamous cell carcinoma. This study suggests that PAK1 plays an essential role in the progression of OSCC and it is a potential therapeutic target for OSCC. PMID: 28535002
12. Because reduced PAK1 activity impaired FA/BRCA function, inhibition of this kinase in PAK1 amplified and/or overexpressing breast cancer cells represents a plausible strategy for expanding the utility of PARP inhibitors to FA/BRCA-proficient cancers. PMID: 27740936
13. Overall, the authors find that p27 directly promotes cell invasion by facilitating invadopodia turnover via the Rac1/PAK1/Cortactin pathway. PMID: 28287395
14. Results show that Pak1 is overexpressed in breast cancer cells and tissues, and found that Pak1 is a hormone responsive gene, whose expression can be modulated by steroid hormones, estrogen (E2) and progesterone (P4). Pak1 promoter analysis showed that PR mediates promoter activity via its binding to PRE present on the Pak1 promoter. PMID: 29274909
15. PAK1 confers TKI resistance in EGFR-mutant cells as well as in EGFR-wild-type cells. PMID: 27178741
16. Our findings offer an insight for the new drug development of PAK1 inhibitor. We also provide a possible explanation for the phenomenon that the application of the chlorhexidine in peritoneal lavage inhibited the development of tumor. PMID: 29146188
17. To our knowledge, this is the first study illustrating the mechanistic role of Pak1 in causing gemcitabine resistance via multiple signaling crosstalks, and hence Pak1-specific inhibitors will prove to be a better adjuvant with existing chemotherapy modality for pancreatic ductal adenocarcinoma (PDAC) PMID: 27117533
18. Studies indicate that PAK1 expression may be a predictive marker of overall survival and disease-specific survival in patients with solid tumors. PMID: 27027431
19. Results from our analysis showed that Pak1 overexpression, knockdown and Pak1 knockout cell line models showed that Pak1 confers protection to keratinocytes from UV-B-induced apoptosis and DNA damage via ATR. PMID: 28692051
20. the oxidative stress-induced down-regulation of PAK1 activity could be involved in the loss of mesencephalic dopaminergic neurons. PMID: 27121078
21. the expression of PAK1 is inversely correlated with the level of miR-494 in human breast cancer samples. Furthermore, re-expression of PAK1 partially reverses miR-494-mediated proliferative and clonogenic inhibition as well as migration and invasion suppression in breast cancer cells PMID: 28055013
22. Our study revealed that PAK1 may play a crucial role in the progression of OSCC. Studying the role of PAK1 and its substrates is likely to enhance our understanding of oral carcinogenesis and potential therapeutic value of PAKs in oral cancer. PMID: 27229476
23. The effect of PAK1 modulation on tumorigenesis, and on resistance to treatment with 5-fluorouracil (5-FU), was measured by sphere formation in vitro and by growth of xenografted tumors in vivo. The results show that PAK1 activity correlated with the expression of CSC markers and the CD44 isoform profile, and with tumor growth both in vitro and in vivo. PMID: 27260988
24. this study shows that PAK1 may be a potential tumor marker and therapeutic target of prostate cancer PMID: 28186966
25. Our results from clinical samples also suggest that Threonine 209 phosphorylation by Pak1 could be a potential therapeutic target and of great clinical relevance with implications for Runx3 inactivation in cancer cells where Runx3 is known to be oncogenic. The findings presented in this study provide evidence of Runx3-Threonine 209 phosphorylation as a molecular switch in dictating the tissue-specific dualistic functions PMID: 26898755
26. Abnormalities in the PAK1 and PAK3 mRNA levels as well as their altered coexpression patterns were observed in the postmortem brain of subjects with depression. Dysregulated PAK1/PAK3 dependent signaling may be a key factor responsible for volumetric abnormalities observed in the hippocampus and in the prefrontal cortex in depression resulting in altered connectivity of these regions. PMID: 27474226
27. Short-term treatment of nascent melanoma tumors with PAK inhibitors that block RhoJ signaling halts the growth of BRAF mutant melanoma tumors in vivo and induces apoptosis in melanoma cells in vitro via a BAD-dependent mechanism PMID: 28753606
28. these data strongly support a critical interplay between prolactin and estrogen via PAK1 and suggest that ligand-independent activation of ERalpha through prolactin/PAK1 may impart resistance to anti-estrogen therapies. PMID: 26944939
29. Given the central role of p21-Activated kinase 1 (PAK1) in vital signaling pathways, studies suggest that clinical development of PAK1 inhibitors will require careful investigation of their safety and efficacy. PMID: 28202661
30. These findings suggest that small-molecule inhibitors of Pak1 may have a therapeutic role in the ~25% of ovarian cancers characterized by PAK1 gene amplification. PMID: 26257058
31. autocrine VEGF and IL-8 promoted endothelial cell migration via the Src/Vav2/Rac1/PAK1 signaling pathway. PMID: 28278510
32. These data provide insight into the mechanisms guiding PRL-mediated breast cancer cell motility and invasion and highlight a significant role for phosphoTyr-PAK1 in breast cancer metastasis. PMID: 27542844
33. p120 participates in the progress of gastric cancer through regulating Rac1 and Pak1. PMID: 26324182
34. The role of PAK1 in cancer drug resistance in BRAF-mutated cancer PMID: 28052407
35. High p21-activated kinase 1 and cell division control protein 42 homolog expressions are closely related to the clinicopathological features and poor prognosis of cervical carcinoma, serving as unfavorable prognostic factors. PMID: 27060895
36. miR7 negatively regulates PAK1 protein expression but has no effect on PAK1 mRNA expression. Knockdown of PAK1 expression markedly suppressed thyroid cancer cell proliferation, migration and invasion. PMID: 27430434
37. Myricetin effectively suppressed the protein expression of p21-activated kinase 1 (PAK1). PMID: 27122002
38. overexpression of PAK1, NEK6, AURKA, and AURKB genes in patients with Colorectal adenomatous polyp and colorectal cancer in the Turkish population. PMID: 26423403
39. Pak1 expression is not associated with breast cancer recurrence and resistance to tamoxifen. PMID: 27056567
40. 1alpha,25-Dihydroxy-Vitamin D3 leads to disruption of RAC1 and PAK1 activity with subsequent actin depolymerization of endometrial carcinoma cells. PMID: 27997893
41. Study acts as a further supplement of the genetic features of neuroendocrine tumors. Somatic mutations of three potential tumor-related genes (HRAS, PAK1 and MEN1) might contribute to the tumorigenesis of thymic neuroendocrine tumors with EAS. PMID: 27913610
42. PAK1-cofilin phosphorylation mechanism to mediate lung adenocarcinoma cells migration promoted by apelin-13 PMID: 26918678
43. PAK-1 overexpression may be involved in colorectal carcinoma progression and could be considered an independent predictor of disease recurrence. PMID: 26884861
44. Combination of a PAK1 inhibitor such as FRAX597 with cytotoxic chemotherapy deserves further study as a novel therapeutic approach to pancreatic cancer treatment. PMID: 26774265
45. beta-elemene enhances radiosensitivity of gastric cancer cells by inhibiting Pak1 signaling. PMID: 26379399
46. PAK1 nuclear translocation is ligand-dependent: only PRL but not E2 stimulated PAK1 nuclear translocation PMID: 27003261
47. These findings indicate that genetic variants in PAK1 gene may contribute to susceptibility to lung cancer in the Chinese population. PMID: 26377044
48. Formation of filopodia by membrane glycoprotein M6a (Gpm6a) requires actin regulator coronin-1a (Coro1a), known to regulate plasma membrane localization and activation of Rac1 and its downstream effector Pak1. PMID: 26809475
49. This study showed that PAK1 messenger RNA levels were significantly downregulated specifically in deep layer 3 pyramidal cells in patient with schizophrenia. PMID: 25981171
50. Data show association of G protein-coupled receptor kinase-interacting protein 1 (GIT1), p21-activated kinase interacting exchange factor (betaPIX), and p21 protein (Cdc42/Rac)-activated kinase 1 (PAK1) with centrosomes. PMID: 27012601

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HGNC: 8590

OMIM: 602590

KEGG: hsa:5058

STRING: 9606.ENSP00000278568

UniGene: Hs.435714