Publications by authors named "K A Elsaid"

Background: Synovial macrophages (SMs) are important effectors of joint health and disease. A novel Cx3CR1 + TREM2 + SM population expressing the tight junction protein claudin-5, was recently discovered in synovial lining. Ablation of these SMs was associated with onset of arthritis.

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Background: Doxorubicin (DOX) drugs used in cancer treatment can cause various adverse effects, including hepatotoxicity. Natural-derived constituents have shown promising effects in alleviating chemotherapy-induced toxicities. This study addressed the effect of Avenanthramides-C (AVN-C) treatment in rats with DOX-indued hepatotoxicity.

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Doxorubicin (DOX), an anticancer drug, is used to treat several types of tumors, but it has detrimental side effects that restrict its therapeutic efficacy. One is the iron-dependent form of ferroptosis, which is characterized by elevated ROS production and iron overload. has a diverse range of biological and pharmaceutical actions due to their antioxidant properties.

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Atorvastatin (ATOR) acts on certain antitumor pathways; the consequences of chemotherapies continue to be a major concern, notwithstanding the increased efficacy provided by contemporary therapies. This study investigated the synergistic effects and underlying mechanisms of different treatment protocols using ATOR on the THP-1 cell line and on lung cancer in mice. For the in vitro study, an MTT assay was performed, and then different combinations against the THP-1 cell line were used as follows: non-treated cells, THP-1/ATOR IC, THP-1/cytarabine (CYT) IC, THP-1/doxorubicin (DOX) IC, THP-1/DOX/CYT, THP-1/ATOR/CYT, THP-1/ATOR/DOX, and THP-1/ATOR/CYT/DOX.

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Article Synopsis
  • Scientists found a special type of cells called synovial macrophages which help keep joints healthy and can become unhealthy in arthritis.
  • They studied a protein called PRG4 which helps to keep the joints smooth and looked at how it affects these cells and inflammation using special mice that could turn off the PRG4 gene.
  • Results showed that when PRG4 was turned off, it caused more inflammation and problems in the joints, but using a medicine called febuxostat helped reduce these issues and keep the healthy cells alive.
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