Results 111 to 120 of about 84,293 (284)

Effects of outflow pressure and vascular volume loading on thoracic duct lymph flow in adult sheep

open access: yes, 1990
Studies have shown that lymph flow rate from several tissues depends on the pressure at the outflow end of the lymphatics. The left thoracic lymph duct is the largest lymphatic vessel and it transports a majority of the body's lymph.
G. J. Valenzuela, R. A. Brace
core   +1 more source

Nucleic Acid Therapeutics for “Undruggable” Cancer Targets: Mechanisms, Challenges, and Prospects

open access: yesAdvanced Science, EarlyView.
Nucleic acid therapeutics bypass the structural limitations of conventional drugs by targeting mRNA rather than proteins. This review examines how antisense oligonucleotides, siRNAs, miRNAs, aptamers, and mRNA vaccines intervene against historically undruggable oncoproteins including Ras, MYC, and p53, highlighting mechanistic advances, delivery ...
Feng Xu   +6 more
wiley   +1 more source

A Case of Hepatocellular Carcinoma with Growing into the Bile Duct [PDF]

open access: yes, 1997
A 57-year-old man with hepatocellular carcinoma (HCC) which grew into the intrahepatic bile duct is presented. He was admitted because of jaundice, with elevated levels of biliary ductal enzyme and α-fetoprotein (AFP). There was no history of dark urine,
Takashi ISHIBASHI   +7 more
core  

Melatonin Alleviates Graft Biliary Fibrosis by Inhibiting VIM+ Cholangiocyte Subcluster via Hypoxia/TGF‐β‐CREM‐VIM Axis

open access: yesAdvanced Science, EarlyView.
Single‐cell RNA sequencing verified the presence of the VIM+ biliary epithelial cell (BEC) in the bile ducts of NAS patients. The hypoxia/TGF‐β‐CREM‐VIM axis mediated phenotypic switch toward VIM+ BEC is validated using a hypoxia/TGF‐β‐stimulated cellular model, a rat liver transplantation model, BEC‐specific Crem conditional knockout rats, and BEC ...
Zhaoyi Wu   +14 more
wiley   +1 more source

Toward Nano‐Nutritional Medicine: A Remotely Activated Trans‐Vaccenic Acid‐Based Lipid Nanoparticles for Enhancing Immune Checkpoint Blockade Therapy

open access: yesAdvanced Science, EarlyView.
Eutectic mixtures from trans‐vaccenic acid (TVA) and stearic acid, which served as phase‐change material to encapsulate IR780, forming NIR‐responsive nanoparticles. IR780@TVA LNPs induce photothermal therapy and initiate adaptive anti‐tumor immunity.
Kang Liu   +12 more
wiley   +1 more source

Pancreatic duct cell carcinoma with positive 111In octreotide uptake

open access: yes, 2000
Duct cell adenocarcinomas may produce neuroendocrine markers such as pancreatic polypeptide, gastrin and gastrin releasing hormones. A 53 year old patient, with a history of insulin dependent diabetes, was found to have a pancreatic mass which was later ...

core  

Targeting Lactate‐Driven Stromal Autophagy via MCT1 Disrupts the Immunosuppressive Niche and Sensitizes Pancreatic Cancer to PD‐1 Blockade

open access: yesAdvanced Science, EarlyView.
Tumor‐derived lactate activates PSCs through MCT1‐mediated Vps34 lactylation and autophagy. These activated PSCs secrete CXCL9/10, upregulating PD‐1 on CD8+ T cells via the CXCR3/STAT3 axis to foster immunosuppression. Disrupting this metabolic crosstalk by targeting MCT1 effectively sensitizes pancreatic cancer to PD‐1 blockade, presenting a promising
Wenfeng Zhuo   +14 more
wiley   +1 more source

Mirizzi syndrome masquerading as gallbladder carcinoma: a case report on diagnostic challenges and multidisciplinary management

open access: yesFrontiers in Medicine
BackgroundMirizzi syndrome is a rare condition that is frequently misdiagnosed as gallbladder cancer due to overlapping clinical and imaging features.
Yu Yang   +13 more
doaj   +1 more source

Pancreatic duct cell carcinoma with positive In-111 octreotide uptake

open access: yes, 2000
Duct cell adenocarcinomas may produce neuroendocrine markers such as pancreatic polypeptide, gastrin and gastrin releasing hormones. A 53 year old patient, with a history of insulin dependent diabetes, was found to have a pancreatic mass which was later ...

core  

Melanoma Extracted from the Common Bile Duct

open access: yes, 2012
A 54-year old woman presented to hospital with two days of epigastric pain, nausea and vomiting. Her history was significant for malignant melanoma of the right leg, diagnosed five years earlier, with subsequent endometrial, breast, lung and cerebral ...
Mark R Borgaonkar, Borgaonkar, Mark
core   +1 more source

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