Results 91 to 100 of about 209,923 (292)

Bacteriophage-encoded virion-associated enzymes to overcome the carbohydrate barriers during the infection process [PDF]

open access: yes, 2017
Bacteriophages are bacterial viruses that infect the host after successful receptor recognition and adsorption to the cell surface. The irreversible adherence followed by genome material ejection into host cell cytoplasm must be preceded by the passage ...
Briers, Yves   +4 more
core   +1 more source

Prognostic relevance of preoperative bilirubin-adjusted serum carbohydrate antigen 19-9 in a multicenter subset analysis of 179 patients with distal cholangiocarcinoma.

open access: yesHPB, 2019
BACKGROUND Distal cholangiocarcinoma (DCC) is a rare malignancy and validated prognostic markers remain scarce. We aimed to evaluate the role of serum CA19-9 as a potential biomarker in DCC.
L. Bolm   +13 more
semanticscholar   +1 more source

Exploring the Potential of Zero‐Dimensional Carbon Nanomaterials in Photoluminescent, Electrochemiluminescent and Electrochemical Sensors

open access: yesAdvanced Materials Interfaces, EarlyView.
Zero‐dimensional carbon nanomaterials are presented as multifunctional platforms linking structure, property, and sensing performance. Surface engineering and heteroatom doping modulate electron‐transfer and luminescent behavior, enabling electrochemical, photoluminescent, and electrochemiluminescent detection. Fundamental design principles, analytical
Gustavo Martins   +8 more
wiley   +1 more source

Serum carcinoembryonic antigen tends to decrease in poorly-differentiated colorectal cancer [PDF]

open access: yesUniversa Medicina, 2013
BACKGROUND Carcinoembryonic antigen (CEA) and carbohydrate antigen (CA) 19-9 are tumor markers for colorectal cancer (CRC), both having prognostic value.
Ester Morina Silalahi   +2 more
doaj  

Reduced and Normalized Carbohydrate Antigen 19-9 Concentrations after Neoadjuvant Chemotherapy Have Comparable Prognostic Performance in Patients with Borderline Resectable and Locally Advanced Pancreatic Cancer

open access: yesJournal of Clinical Medicine, 2020
Background: The association between optimal carbohydrate antigen (CA) 19-9 concentration after neoadjuvant chemotherapy (NACT) and prognosis has not been confirmed in patients with borderline resectable (BRPC) and locally advanced pancreatic cancer (LAPC)
Woohyung Lee   +13 more
semanticscholar   +1 more source

Nanozymes at the Bio‐Nano Interface: From Synthesis, Defect Engineering, Catalytic Behavior in Biological Microenvironments, and Biosafety Implications

open access: yesAdvanced Materials Interfaces, EarlyView.
Nanozymes (NZs) have emerged as versatile artificial enzymes with tunable catalytic properties driven by atomic coordination, defect engineering, and surface chemistry. This review presents a bio–nano interface framework linking synthesis strategies, structural design, and catalytic behavior within complex biological microenvironments.
Karen Guadalupe Quintero‐Garrido   +6 more
wiley   +1 more source

Predictive value of carcinoembryonic and carbohydrate antigen 19-9 related to some clinical, endoscopic and histological colorectal cancer characteristics [PDF]

open access: yesJournal of Medical Biochemistry, 2016
Background: Colorectal cancer (CRC) is an important oncological and public health problem worldwide, including Serbia. Unfortunately, half of the patients are recognized in an advanced stage of the disease, therefore, early detection through specific ...
Tomašević Ratko   +6 more
doaj  

Spontaneously Ruptured Giant Splenic Cyst with Elevated Serum Levels of CA 19-9, CA 125 and Carcinoembryonic Antigen

open access: yesCase Reports in Gastroenterology, 2010
Splenic cyst is a relatively rare disease; however, the occurrence of complications associated with its rupture is even more rare. A 20-year-old female patient who had severe abdominal and left shoulder pain was admitted to our hospital.
Takamitsu Inokuma   +5 more
doaj   +1 more source

Mass Spectrometry in the Elucidation of the Glycoproteome of Bacterial Pathogens [PDF]

open access: yes, 2010
Presently some three hundred post-translational modifications are known to occur in bacteria in vivo. Many of these modifications play critical roles in the regulation of proteins and control key biological processes.
Graham, Robert L. J., Hess, Sonja
core   +1 more source

Role of carbohydrate antigen 19-9, carcinoembryonic antigen, and carbohydrate antigen 125 as the predictors of resectability and survival in the patients of Carcinoma Gall Bladder

open access: yesJournal of Carcinogenesis, 2020
INTRODUCTION: Carcinoembryonic antigen (CEA) and carbohydrate antigen 19-9 (CA19-9) have been reported in previous studies to assess the prognosis of gall bladder cancer (GBC) individually and in combination.
Saumya Agrawal   +9 more
semanticscholar   +1 more source

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