Results 91 to 100 of about 157,909 (342)

Engineered Bacteria Factory Integrating Drug Delivery and Antibody Manufacture for Activating the STING Signal Pathway Mediated Tumor Immunotherapy

open access: yesAdvanced Science, EarlyView.
To address the limitations of protein‐based ICIs in applications, this study constructed an engineered bacterium, HRB, capable of expressing aCD47 in hypoxic TME. Through the Schiff base reaction, responsive liposomes (LC) loaded with the STING agonist cGAMP were connected to the surface of bacteria to form HRB@LC.
Peng‐Shuo Dong   +9 more
wiley   +1 more source

RELATIONSHIP BETWEEN ARGYROPHILIC PROTEINS OF NUCLEOLAR ORGANIZER REGIONS AND ANTIGEN KI-67 WITH CLINICAL AND MORPHOLOGICAL PARAMETERS AND SURVIVAL IN LUNG ADENOCARCINOMA

open access: yesСибирский онкологический журнал, 2016
Argyrophilic proteins associated with nucleolar organizer regions (Ag-NOR proteins) and Ki-67 antigen were investigated in patients with lung adenocarcinoma.
D. S. Kobyakov   +4 more
doaj  

Immunohistochemical evaluation of p53 and Ki-67 proteins in colorectal adenomas

open access: yesArquivos de Gastroenterologia, 2012
CONTEXT: The appearance of adenomas and their progression to adenocarcinomas is the result of an accumulation of genetic changes in cells of the intestinal mucosa inherited or acquired during life.
Walysson Alves Tocantins de Sousa   +3 more
doaj   +1 more source

Cancer biomarker development from basic science to clinical practice [PDF]

open access: yes, 2018
The amount of published literature on biomarkers has exponentially increased over the last two decades. Cancer biomarkers are molecules that are either part of tumour cells or secreted by tumour cells.
Ali, Asif   +3 more
core  

Malignant phyllodes tumors display mesenchymal stem cell features and aldehyde dehydrogenase/disialoganglioside identify their tumor stem cells. [PDF]

open access: yes, 2014
IntroductionAlthough breast phyllodes tumors are rare, there is no effective therapy other than surgery. Little is known about their tumor biology.
Chou, Fen-Pi   +9 more
core   +3 more sources

Humanized and Charge‐Optimized CSPG4‐Specific CAR‐T Cells show Enhanced Efficacy against Head and Neck Squamous Cell Carcinoma

open access: yesAdvanced Science, EarlyView.
CSPG4 is identified as a high‐value, stemness‐associated target in HPV‐negative HNSCC. By implementing rational biophysical engineering, a humanized and charge‐optimized CAR is developed to overcome tonic signaling‐induced exhaustion. This strategy induces a profound transcriptomic shift toward a rejuvenated, stem‐like memory state, significantly ...
Xiang Xu   +13 more
wiley   +1 more source

SMAD4 Palmitoylation Drives a Metabolic‐Transcriptional Circuit to Promote Tumorigenesis and Confers Radiosensitivity in Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
This study identifies palmitoylation as a novel regulatory modification of SMAD4, mediated by ZDHHC22/APT2. It activates fatty acid synthesis, creating a self‐reinforcing SMAD4–FASN–palmitate feedback loop that drives pancreatic cancer growth and enhances radiotherapy sensitivity.
Yang Wang   +16 more
wiley   +1 more source

Expression of Progestrone Receptor and Proliferative Marker ki 67, in Various Grades of Meningioma [PDF]

open access: yesActa Medica Iranica, 2010
Meningiomas are slow-growing neoplasms which recur locally, their morphologic grading is simple but do not always correlate with patient outcome. The aim of present study is to evaluate the status of progesterone receptor (PR) and proliferation marker ...
Nasrin Shayanfar   +2 more
doaj   +2 more sources

Senescent human diploid fibroblasts are able to support DNA synthesis and to express markers associated with proliferation [PDF]

open access: yes, 1990
The characteristic limited reproductive life-span of normal human fibroblasts in culture is due to a steadily decreasing fraction of cells able to proliferate in the standard rich growth media.
Kill, IR, Shall, S
core  

Co-Catalytic Metallopeptidases as Pharmaceutical Targets [PDF]

open access: yes, 2003
Understanding the reaction mechanism of co-catalytic metallopeptidases provides a starting point for the design and synthesis of new molecules that can be screened as potential pharmaceuticals. Many of the enzymes that contain co-catalytic metallo-active
Bzymek, Krzysztof P.   +2 more
core   +2 more sources

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