Results 61 to 70 of about 1,620,741 (300)

Lactate‐H3K18la‐RPL11 Axis Drives Gemcitabine Resistance in Pancreatic Cancer by Integrating Protein Synthesis and DNA Damage Repair

open access: yesAdvanced Science, EarlyView.
A lactate‐H3K18la epigenetic axis upregulates RPL11 to drive gemcitabine resistance in pancreatic cancer. RPL11 orchestrates chemoresistance through a dual, compartmentalized role: enhancing cytoplasmic protein synthesis via EEF1A1 stabilization and promoting nuclear DNA damage repair by co‐activating PARP14, thus ensuring robust cell survival ...
Lijun Zhao   +10 more
wiley   +1 more source

CRISPR‐Scan: Cas13a Mismatch Tolerance Enabled Ultra‐Multiplexed Detection of Same‐Site Indels in Acute Myeloid Leukemia

open access: yesAdvanced Science, EarlyView.
Accurately detecting diverse same‐locus insertions or deletions (indels) remains challenging. This study reveals the mismatch‐tolerance profile of LwaCas13a and establishes CRISPR‐Scan, which uses a single crRNA to detect multiple same‐locus indels. The one‐pot assay detects nucleophosmin 1 (NPM1) mutant allele frequencies down to 0.01%, agrees with ...
Linlin Bai   +13 more
wiley   +1 more source

Gastrointestinal Stromal Tumor (GIST): Case Study

open access: yes, 2022
A 38-year-old male presented with a complaint of upper GIT bleeding. The patient is an alcoholic and a smoker for the last 5 years. The patient had vomited blood for the last three days.
ALakkad, Ashraf
core   +1 more source

Gastrointestinal Stromal Tumor of the Stomach.

open access: yesInternal Medicine, 1997
We report a case of gastrointestinal stromal tumor (GIST) of the stomach. The patient was a 79-year-old woman with two gastric submucosal tumors detected by ultrasonography. Proximal gastrectomy was carried out and the tumors were diagnosed as GIST by histological and immunohistochemical investigations.
ISHII, Taro   +4 more
openaire   +3 more sources

Disabling COMPASS Promoter Licensing Shifts HDAC‐Inhibited Gastric Cancer Toward Sustained Transcriptional Suppression During Recovery

open access: yesAdvanced Science, EarlyView.
Combined inhibition of the WDR5 WIN pocket and HDAC activity converts SAHA‐induced hyperacetylation into a promoter state with reduced WDR5–COMPASS association and H3K4me3. MYC/E2F‐linked nascent transcription and biosynthetic recovery are suppressed, while apoptosis and senescence‐like features increase, resulting in sustained growth inhibition in ...
Jintian Song   +8 more
wiley   +1 more source

New developments in gastrointestinal stromal tumor

open access: yes, 2006
This review will provide an update of important studies in gastrointestinal stromal tumor with an emphasis on those published over the past 2 years.
Trent, Jonathan C, Benjamin, Robert S
core   +1 more source

Redefining the Role of Splenectomy in Scirrhous Gastric Cancer: Toward a Selective Multimodal Strategy

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
ABSTRACT Scirrhous gastric cancer, characterized by diffuse infiltration and a high propensity for peritoneal dissemination, remains one of the most aggressive subtypes of gastric cancer. Despite a relatively high incidence of splenic hilar lymph node (No. 10) metastasis, the oncologic benefit of splenectomy remains controversial, while its association
Tsutomu Hayashi, Takaki Yoshikawa
wiley   +1 more source

Pathology of Gastrointestinal Stromal Tumors

open access: yes, 2012
Gastrointestinal stromal tumor (GIST) is a well recognized and relatively well understood soft tissue tumor. Early events in GIST development are activating mutations in KIT or PDGFRA , which occur in most GISTs and encode for mutated tyrosine receptor ...
Wai Chin Foo   +2 more
core   +1 more source

Mac‐2 Binding Protein Glycosylation Isomer (M2BPGi)–Based Risk Stratification Refined by Tumor Metabolic Activity in Hepatocellular Carcinoma

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
M2BPGi reflects background liver fibrosis and hepatic functional impairment. PET SUVmax reflects tumor metabolic aggressiveness. Their combination identifies a dual‐high subgroup with the poorest recurrence‐free and overall survival. ABSTRACT Aim To evaluate the prognostic significance of preoperative Mac‐2 binding protein glycosylation isomer (M2BPGi)
Kojiro Shirabe   +8 more
wiley   +1 more source

Gastrointestinal stromal tumors with pseudocystic change mimicking a pancreatic tumor: two case reports

open access: yesJournal of Medical Case Reports, 2009
Introduction Cystic lesions of the upper abdomen normally develop from pancreatic tissue. The differential diagnoses include neoplastic and non-neoplastic lesions.
Pauser Ursula   +3 more
doaj   +1 more source

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