Valentin Feichtenschlager

ORCID: 0000-0002-3263-9285
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About
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Research Areas
  • Cancer-related molecular mechanisms research
  • RNA regulation and disease
  • RNA Research and Splicing
  • Protein Degradation and Inhibitors
  • Cutaneous Melanoma Detection and Management
  • CRISPR and Genetic Engineering
  • Circular RNAs in diseases
  • Allergic Rhinitis and Sensitization
  • Inhalation and Respiratory Drug Delivery
  • Cancer therapeutics and mechanisms
  • Advanced Biosensing Techniques and Applications
  • Neuroblastoma Research and Treatments
  • Cancer Immunotherapy and Biomarkers
  • melanin and skin pigmentation
  • Beetle Biology and Toxicology Studies
  • Immunotherapy and Immune Responses
  • Melanoma and MAPK Pathways

University of California, San Francisco
2019-2024

Cancer Research Center
2019-2024

Rudolfinerhaus Hospital
2013-2019

Activating mutations in the neuroblastoma rat sarcoma viral oncogene homolog (NRAS) gene are common genetic events malignant melanoma being found 15–25% of cases. NRAS is thought to activate both mitogen activated protein kinase (MAPK) and PI3K signaling cells. We studied influence different components on MAP/extracellular signal-regulated (ERK) (MEK) PI3K/mammalian target rapamycin (mTOR)-signaling cascade mutant In general, these cells were more sensitive MEK inhibition compared with...

10.1073/pnas.1216013110 article EN Proceedings of the National Academy of Sciences 2013-02-19

Abstract Finding effective therapeutic targets to treat NRAS-mutated melanoma remains a challenge. Long non-coding RNAs (lncRNAs) recently emerged as essential regulators of tumorigenesis. Using discovery approach combining experimental models and unbiased computational analysis complemented by validation in patient biospecimens, we identified nuclear-enriched lncRNA ( AC004540.4 ) that is upregulated NRAS/MAPK-dependent melanoma, named T-RECS . Considering potential innovative treatment...

10.1186/s12943-024-01955-7 article EN cc-by Molecular Cancer 2024-02-22

The long non-coding RNA (lncRNA) MALAT1 is a regulator of oncogenesis and cancer progression. MAPK-pathway upregulation the main event in development progression human cancer, including melanoma recent studies have shown that has significant impact on regulation gene protein expression MAPK pathway. However, role kinases RAS, RAF, MEK ERK largely unknown. We demonstrate impacts antisense oligonucleotide (ASO)-based MALAT1-inhibition melanoma. Our results showed MALAT1-ASO treatment decreased...

10.18632/oncotarget.28447 article EN Oncotarget 2023-05-26

Interleukin-2 (IL-2) treatment for patients with metastatic melanoma has shown remarkable durable responses. Systemic administration of IL-2 may cause severe side effects, whereas local is considered to be a safe alternative. The lungs are common sites metastases in causing considerable respiratory problems. We sought evaluate the potential antitumoral effect low-dose inhalative (lh-IL-2) regimen lung metastases. In addition, we explored prophylactic Ih-IL-2 after surgical removal study...

10.1038/bjc.2014.62 article EN cc-by-nc-sa British Journal of Cancer 2014-02-11

// Igor Vujic 1,2 , Christian Posch Martina Sanlorenzo 1,3 Adam J. Yen 1 Aaron Tsumura Andrew Kwong Valentin Feichtenschlager 2 Kevin Lai Douglas V. Arneson Klemens Rappersberger and Susana M. Ortiz-Urda University of California San Francisco, Mt. Zion Cancer Research Center, USA Rudolfstiftung Hospital, Academic Teaching Medical Vienna, Department Dermatology, Juchgasse, Austria 3 Sciences, Section Turin, Italy Correspondence: Vujic, email: Keywords : NRAS, combination therapy, lung cancer,...

10.18632/oncotarget.2326 article EN Oncotarget 2014-08-08

Abstract MAPK-pathway up-regulation is responsible for over 40% of human cancer cases. Finding effective therapeutic targets melanoma therapy continues to be a challenge due drug resistance. Using computational and experimental pipeline, we discovered the nuclear enriched long non-coding RNA (lncRNA) TRASH, which induced upon MAPK-pathway-activation in melanoma. LncRNA hold essential regulatory functions many types. TRASH-targeting Antisense Oligonucleotides (TRASH-ASOs) greatly reduced...

10.21203/rs.3.rs-1297358/v1 preprint EN cc-by Research Square (Research Square) 2022-02-11

Abstract Finding effective therapeutic targets to treat NRAS-mutated melanoma remains a challenge. Long non-coding RNAs (lncRNAs) recently emerged as essential regulators of tumorigenesis. Using discovery approach combining experimental models and unbiased computational analysis complemented by validation in patient biospecimens, we identified nuclear-enriched lncRNA ( AC004540.4 ) that is upregulated NRAS/MAPK-dependent melanoma, named T-RECS . Considering potential innovative treatment...

10.21203/rs.3.rs-1297358/v2 preprint EN cc-by Research Square (Research Square) 2023-09-27

Abstract Finding effective therapeutic targets to treat NRAS-mutated melanoma remains a challenge. Long non-coding RNAs (lncRNAs) recently emerged as essential regulators of tumorigenesis. Using discovery approach combining experimental models and unbiased computational analysis complemented by validation in patient biospecimens, we identified nuclear-enriched lncRNA ( AC004540.4 ) that is upregulated NRAS/MAPK-dependent melanoma, named T-RECS . Considering potential innovative treatment...

10.21203/rs.3.rs-1297358/v3 preprint EN cc-by Research Square (Research Square) 2023-12-01
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