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| Open AccessThe molecular interaction pattern of lenvatinib enables inhibition of wild-type or kinase-mutated FGFR2-driven cholangiocarcinoma
The application of fibroblast growth factor receptor (FGFR)−2 selective tyrosine kinase inhibitors (TKIs) in cholangiocarcinoma (CCA) with FGFR2 fusions has been reported to lead to mutations in the kinase domain of FGFR2.
Here, the authors report that non-selective TKI, lenvatinib may be an alternative in case of insurmountable side effects to specific FGFR inhibitors or to overcome and delay the development of resistance mediating FGFR2 mutations.
- Stephan Spahn
- , Fabian Kleinhenz
- & Michael Bitzer
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Article
| Open AccessA transcriptome based molecular classification scheme for cholangiocarcinoma and subtype-derived prognostic biomarker
Cholangiocarcinoma can arise anywhere within the biliary tree and is classified by anatomical locations. Here, the authors utilised RNAseq from 438 CCA patients and propose a molecular classification system independent of location.
- Zhongqi Fan
- , Xinchen Zou
- & Guoyue Lv
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Article
| Open AccessClinical and biomarker analyses of sintilimab plus gemcitabine and cisplatin as first-line treatment for patients with advanced biliary tract cancer
Chemotherapeutic agents and immune checkpoint inhibitors have shown modest efficacy in patients with advanced biliary tract cancers (BTCs). Here the authors report the results of a phase II trial of the anti-PD1 antibody sintilimab plus chemotherapy (gemcitabine and cisplatin) as first-line treatment for patients with advanced BTCs.
- Tian-mei Zeng
- , Guang Yang
- & Zhen-gang Yuan
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Article
| Open AccessIntegrative analysis of multiple genomic data from intrahepatic cholangiocarcinoma organoids enables tumor subtyping
There is still need for representative models of intrahepatic cholangiocarcinoma (ICC) subtypes. Here, the authors develop organoids for two recently suggested ICC subtypes and identify distinct transcriptional profiles and potential therapeutic targets.
- Hee Seung Lee
- , Dai Hoon Han
- & Jun Yong Park
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Article
| Open AccessGenetic features and therapeutic relevance of emergent circulating tumor DNA alterations in refractory non-colorectal gastrointestinal cancers
Acquired resistance can be associated with genetic changes, however, clinical molecular profiling is usually only considered at the time of diagnosis. Here, the authors use serial ctDNA profiling of 449 gastrointestinal cancers to demonstrate widespread tumour evolution associated with treatment resistance and its potential implications for treatment.
- David Hsiehchen
- , Leslie Bucheit
- & Hao Zhu
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Article
| Open AccessSingle-cell transcriptomic analysis suggests two molecularly distinct subtypes of intrahepatic cholangiocarcinoma
The molecular classification and tumour microenvironment in intrahepatic cholangiocarcinoma (iCCA) need further characterisation. Here, the authors perform single cell RNA-sequencing from 14 pairs of iCCA tumours and non-tumour liver tissues and propose S100P and SPP1 as markers for patient classification.
- Guohe Song
- , Yang Shi
- & Qiang Gao
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Article
| Open AccessGenomic characterization of co-existing neoplasia and carcinoma lesions reveals distinct evolutionary paths of gallbladder cancer
The progression from biliary tract intraepithelial neoplasia (BilIN) to gallbladder carcinoma (GBC) remains unclear. Here the authors use genomics to analyze coexisting GBC lesions, low-grade and high-grade BilINs, revealing two distinct evolutionary paths for GBC development.
- Jianzhen Lin
- , Xinxin Peng
- & Han Liang
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Article
| Open AccessGWAS of serum ALT and AST reveals an association of SLC30A10 Thr95Ile with hypermanganesemia symptoms
Circulating liver enzymes, like alanine aminotransferase (ALT) and aspartate aminotransferase (AST), are highly heritable and predictive of disease. Here, the authors perform a genome-wide association study on ALT and AST, revealing a rare variant in SLC30A10 associated with elevated ALT and AST.
- Lucas D. Ward
- , Ho-Chou Tu
- & Paul Nioi
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Massive parallel sequencing uncovers actionable FGFR2–PPHLN1 fusion and ARAF mutations in intrahepatic cholangiocarcinoma
Intrahepatic cholangiocarcinoma is an aggressive cancer of the bile duct with few treatment options and a below 10% five-year survival rate. Here Sia et al. show a novel FGFR2–PPHLN1 fusion and ARAFmutations that may represent future potential therapeutic targets.
- Daniela Sia
- , Bojan Losic
- & Josep M. Llovet
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Article
| Open AccessThe Opisthorchis viverrini genome provides insights into life in the bile duct
The Asian liver fluke is a parasitic worm that is linked to an increased risk of malignant cancer. Here, the authors sequence the draft genome and transcriptome of this fluke and provide insight into how the species has adapted to be able to survive in the bile duct.
- Neil D. Young
- , Niranjan Nagarajan
- & Robin B. Gasser