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22 Results Found

  • Review
  • Open Access
33 Citations
6,830 Views
19 Pages

Current Status of Raf Kinase Inhibitor Protein (RKIP) in Lung Cancer: Behind RTK Signaling

  • Ana Raquel-Cunha,
  • Diana Cardoso-Carneiro,
  • Rui M. Reis and
  • Olga Martinho

10 May 2019

Lung cancer is the most deadly neoplasm with the highest incidence in both genders, with non-small cell lung cancer (NSCLC) being the most frequent subtype. Somatic mutations within the tyrosine kinase domain of the epidermal growth factor receptor (...

  • Review
  • Open Access
11 Citations
4,743 Views
37 Pages

17 September 2024

Untreated primary carcinomas often lead to progression, invasion and metastasis, a process that involves the epithelial-to-mesenchymal transition (EMT). Several transcription factors (TFs) mediate the development of EMT, including SNAIL1/SNAIL2, TWIS...

  • Review
  • Open Access
44 Citations
3,947 Views
13 Pages

Targeting Raf Kinase Inhibitory Protein Regulation and Function

  • Ali Ekrem Yesilkanal and
  • Marsha Rich Rosner

4 September 2018

Raf Kinase Inhibitory Protein (RKIP) is a highly conserved kinase inhibitor that functions as a metastasis suppressor in a variety of cancers. Since RKIP can reprogram tumor cells to a non-metastatic state by rewiring kinase networks, elucidating the...

  • Review
  • Open Access
12 Citations
4,455 Views
19 Pages

Insights of RKIP-Derived Suppression of Prostate Cancer

  • Ying Dong,
  • Xiaozeng Lin,
  • Anil Kapoor,
  • Yan Gu,
  • Hui Xu,
  • Pierre Major and
  • Damu Tang

20 December 2021

Prostate cancer (PC) is a major cause of cancer death in men. The disease has a great disparity in prognosis. Although low grade PCs with Gleason scores ≤ 6 are indolent, high-risk PCs are likely to relapse and metastasize. The standard of care fo...

  • Feature Paper
  • Review
  • Open Access
32 Citations
5,369 Views
15 Pages

RKIP as an Inflammatory and Immune System Modulator: Implications in Cancer

  • Maria Gabriela-Freitas,
  • Joana Pinheiro,
  • Ana Raquel-Cunha,
  • Diana Cardoso-Carneiro and
  • Olga Martinho

22 November 2019

Raf kinase inhibitor protein (RKIP), an important modulator of intracellular signalling pathways, is commonly downregulated in multiple cancers. This reduction, or loss of expression, is correlated not only with the presence of metastasis, contributi...

  • Article
  • Open Access
9 Citations
2,838 Views
12 Pages

A Negative Regulatory Role for RKIP in Breast Cancer Immune Response

  • Vu N. Bach,
  • Jane Ding,
  • Miranda Yeung,
  • Taylor Conrad,
  • Hussain N. Odeh,
  • Paige Cubberly,
  • Christopher Figy,
  • Han-Fei Ding,
  • Robert Trumbly and
  • Kam C. Yeung

24 July 2022

Raf-1 kinase inhibitor protein was first identified as a negative regulator of the Raf signaling pathway. Subsequently, it was shown to have a causal role in containing cancer progression and metastasis. Early studies suggested that RKIP blocks cance...

  • Feature Paper
  • Review
  • Open Access
11 Citations
4,975 Views
24 Pages

14 February 2022

The RAF kinase inhibitor protein, RKIP, is a dual inhibitor of the RAF1 kinase and the G protein-coupled receptor kinase 2, GRK2. By inhibition of the RAF1-MAPK (mitogen-activated protein kinase) pathway, RKIP acts as a beneficial tumour suppressor....

  • Review
  • Open Access
26 Citations
3,754 Views
35 Pages

The Role of RKIP in the Regulation of EMT in the Tumor Microenvironment

  • Hannah Cessna,
  • Stavroula Baritaki,
  • Apostolos Zaravinos and
  • Benjamin Bonavida

22 September 2022

The Raf Kinase Inhibitor Protein (RKIP) is a unique gene product that directly inhibits the Raf/Mek/Erk and NF-kB pathways in cancer cells and resulting in the inhibition of cell proliferation, viability, EMT, and metastasis. Additionally, RKIP is in...

  • Article
  • Open Access
10 Citations
3,588 Views
13 Pages

Transcriptional Repression of Raf Kinase Inhibitory Protein Gene by Metadherin during Cancer Progression

  • Trang Huyen Lai,
  • Mahmoud Ahmed,
  • Jin Seok Hwang,
  • Sahib Zada,
  • Trang Minh Pham,
  • Omar Elashkar and
  • Deok Ryong Kim

Raf kinase inhibitory protein (RKIP), also known as a phosphatidylethanolamine-binding protein 1 (PEBP1), functions as a tumor suppressor and regulates several signaling pathways, including ERK and NF-κκB. RKIP is severely downregulated in human mali...

  • Review
  • Open Access
9 Citations
4,342 Views
13 Pages

RAF Kinase Inhibitor Protein in Myeloid Leukemogenesis

  • Armin Zebisch,
  • Veronica Caraffini and
  • Heinz Sill

16 November 2019

RAF kinase inhibitor protein (RKIP) is an essential regulator of intracellular signaling. A somatic loss of RKIP expression is a frequent event in solid human cancers, and a role of RKIP as metastasis-suppressor is widely accepted nowadays. Recently,...

  • Review
  • Open Access
19 Citations
6,367 Views
38 Pages

RKIP Pleiotropic Activities in Cancer and Inflammatory Diseases: Role in Immunity

  • Roni Touboul,
  • Stavroula Baritaki,
  • Apostolos Zaravinos and
  • Benjamin Bonavida

13 December 2021

Several gene products play pivotal roles in the induction of inflammation and the progression of cancer. The Raf kinase inhibitory protein (RKIP) is a cytosolic protein that exerts pleiotropic activities in such conditions, and thus regulates oncogen...

  • Review
  • Open Access
73 Citations
6,054 Views
26 Pages

RKIP: A Key Regulator in Tumor Metastasis Initiation and Resistance to Apoptosis: Therapeutic Targeting and Impact

  • Apostolos Zaravinos,
  • Benjamin Bonavida,
  • Ekaterini Chatzaki and
  • Stavroula Baritaki

24 August 2018

RAF-kinase inhibitor protein (RKIP) is a well-established tumor suppressor that is frequently downregulated in a plethora of solid and hematological malignancies. RKIP exerts antimetastatic and pro-apoptotic properties in cancer cells, via modulation...

  • Review
  • Open Access
12 Citations
2,952 Views
13 Pages

Harnessing RKIP to Combat Heart Disease and Cancer

  • Kristina Lorenz and
  • Marsha Rich Rosner

9 February 2022

Cancer and heart disease are leading causes of morbidity and mortality worldwide. These diseases have common risk factors, common molecular signaling pathways that are central to their pathogenesis, and even some disease phenotypes that are interdepe...

  • Article
  • Open Access
10 Citations
4,011 Views
22 Pages

RKIP Regulates Differentiation-Related Features in Melanocytic Cells

  • Cristina Penas,
  • Aintzane Apraiz,
  • Iraia Muñoa,
  • Yoana Arroyo-Berdugo,
  • Javier Rasero,
  • Pilar A. Ezkurra,
  • Veronica Velasco,
  • Nerea Subiran,
  • Anja K. Bosserhoff and
  • Maria D. Boyano
  • + 2 authors

3 June 2020

Raf Kinase Inhibitor Protein (RKIP) has been extensively reported as an inhibitor of key signaling pathways involved in the aggressive tumor phenotype and shows decreased expression in several types of cancers. However, little is known about RKIP in...

  • Article
  • Open Access
5 Citations
4,367 Views
16 Pages

18 October 2021

Raf kinase inhibitory protein (RKIP) is an essential regulator of the Ras/Raf-1/MEK/ERK signaling cascade and functions by directly interacting with the Raf-1 kinase. The abnormal expression of RKIP is linked with numerous diseases including cancers,...

  • Feature Paper
  • Article
  • Open Access
31 Citations
5,729 Views
18 Pages

Functional Linkage of RKIP to the Epithelial to Mesenchymal Transition and Autophagy during the Development of Prostate Cancer

  • Mahmoud Ahmed,
  • Trang Huyen Lai,
  • Sahib Zada,
  • Jin Seok Hwang,
  • Trang Minh Pham,
  • Miyong Yun and
  • Deok Ryong Kim

16 August 2018

Raf kinase inhibitor protein (RKIP) plays a critical role in many signaling pathways as a multi-functional adapter protein. In particular, the loss of RKIP’s function in certain types of cancer cells results in epithelial to mesenchymal transit...

  • Article
  • Open Access
3 Citations
2,551 Views
19 Pages

Unveiling the RKIP and EGFR Inverse Relationship in Solid Tumors: A Case Study in Cervical Cancer

  • Diana Cardoso-Carneiro,
  • Joana Pinheiro,
  • Patrícia Fontão,
  • Rosete Nogueira,
  • Maria Gabriela-Freitas,
  • Ana Raquel-Cunha,
  • Adriana Mendes,
  • Adhemar Longatto-Filho,
  • Fábio Marques and
  • Olga Martinho
  • + 2 authors

10 June 2024

Raf Kinase Inhibitor Protein (RKIP) is recognized as a bona fide tumor suppressor gene, and its diminished expression or loss is associated with the progression and poor prognosis of various solid tumors. It exerts multifaceted roles in carcinogenesi...

  • Article
  • Open Access
7 Citations
3,134 Views
9 Pages

Suramin Targets the Conserved Ligand-Binding Pocket of Human Raf1 Kinase Inhibitory Protein

  • Chenyun Guo,
  • Zhihua Wu,
  • Weiliang Lin,
  • Hao Xu,
  • Ting Chang,
  • Yazhuang Dai and
  • Donghai Lin

21 February 2021

Suramin was initially used to treat African sleeping sickness and has been clinically tested to treat human cancers and HIV infection in the recent years. However, the therapeutic index is low with numerous clinical side-effects, attributed to its di...

  • Review
  • Open Access
16 Citations
3,381 Views
14 Pages

Understanding Mechanisms of RKIP Regulation to Improve the Development of New Diagnostic Tools

  • Massimo Papale,
  • Giuseppe Stefano Netti,
  • Giovanni Stallone and
  • Elena Ranieri

17 October 2022

One of the most dangerous aspects of cancer cell biology is their ability to grow, spread and form metastases in the main vital organs. The identification of dysregulated markers that drive intracellular signalling involved in the malignant transform...

  • Review
  • Open Access
13 Citations
4,288 Views
25 Pages

17 May 2024

Innovations in cancer immunotherapy have resulted in the development of several novel immunotherapeutic strategies that can disrupt immunosuppression. One key advancement lies in immune checkpoint inhibitors (ICIs), which have shown significant clini...

  • Article
  • Open Access
24 Citations
3,591 Views
17 Pages

ERK1/2 Activity Is Critical for the Outcome of Ischemic Stroke

  • Constanze Schanbacher,
  • Michael Bieber,
  • Yvonne Reinders,
  • Deya Cherpokova,
  • Christina Teichert,
  • Bernhard Nieswandt,
  • Albert Sickmann,
  • Christoph Kleinschnitz,
  • Friederike Langhauser and
  • Kristina Lorenz

Ischemic disorders are the leading cause of death worldwide. The extracellular signal-regulated kinases 1 and 2 (ERK1/2) are thought to affect the outcome of ischemic stroke. However, it is under debate whether activation or inhibition of ERK1/2 is b...

  • Review
  • Open Access
8 Citations
7,306 Views
15 Pages

NF2-Related Schwannomatosis (NF2): Molecular Insights and Therapeutic Avenues

  • Bae-Hoon Kim,
  • Yeon-Ho Chung,
  • Tae-Gyun Woo,
  • So-mi Kang,
  • Soyoung Park,
  • Minju Kim and
  • Bum-Joon Park

NF2-related schwannomatosis (NF2) is a genetic syndrome characterized by the growth of benign tumors in the nervous system, particularly bilateral vestibular schwannomas, meningiomas, and ependymomas. This review consolidates the current knowledge on...