Publications by authors named "Shereen Elkholy"

Ulcerative colitis (UC), a chronic autoimmune disease of the gut with a relapsing and remitting nature, considers a major health-care problem. DSS is a well-studied pharmacologically-induced model for UC. Toll-Like Receptor 4 (TLR4) and its close association with p-38-Mitogen-Activated Protein Kinase (p-38 MAPK) and nuclear factor kappa B (NF-κB) has important regulatory roles in inflammation and developing UC.

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Aims: Ehrlich ascites carcinoma and its subcutaneous inoculated solid tumour form (SEC) are reliable models for chemotherapeutic molecular targets exploration. Novel chemotherapeutic approaches are identified as molecular targets for intrinsic apoptosis, like the modulation of the second mitochondria-derived activator of caspases (SMAC). SMAC is a physiological substrate of mitogen-activated protein kinases (MAPKs).

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Article Synopsis
  • Most studies on carbimazole-induced testicular injury have been conducted on healthy animals, limiting their relevance to humans.
  • Metformin was tested alongside carbimazole in a rat study to assess its effects on testicular health and thyroid function, showing that higher doses of Metformin helped improve various testicular functions.
  • The findings suggest that Metformin can provide protective benefits to testicular health in conditions with thyroid issues, indicating a need for further research on this relationship in diabetic patients.
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Unlabelled: Diabetic neuropathy (DN) is a common complication of diabetes mellitus (DM). Pathophysiology of DN includes inflammation and changes in expression and function of voltage-gated sodium channels (Nav) in peripheral nerves; and central reduction of Peroxisome Proliferator Activated Receptor-Gamma (PPAR-γ) expression.

Aim: This study explored the effect of ranolazine (RN) versus pioglitazone (PIO) in DN induced in rats.

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Saffron ( L.) is an important spice and medicinal plant that is cultivated in Asia, Europe, North Africa, and North America. Its morphological and biochemical parameters, such as the changes in the floral parts (six tepals, three stamens, three stigmata), biomass, and chlorophyll content, are primarily affected by environmental conditions.

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Catharanthus roseus is an important medicinal plant known for its pharmacological qualities such as antimicrobial, anticancerous, antifeedant, antisterility, antidiabetic activities. More than 130 bioactive compounds like vinblastine, vindoline and vincristine have been synthesized in this plant. Extensive studies have been carried out for optimization regeneration and transformation protocols.

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Sexual assault is a serious social problem that affects women's life. In Egypt, there is no accurate epidemiological study on sexual assault, although it has undergone a dramatic surge in 2013. The goals of this study were to estimate the prevalence and the characteristics of sexual assault against female in Qalyubia Governorate, Egypt.

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The effect of Bacillus subtilis FZB24 on saffron ( Crocus sativus L.) was studied using saffron corms from Spain and the powdered form of B. SUBTILIS FZB24(R).

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Article Synopsis
  • This study investigates how a specific part of the hepatitis B surface antigen (HBsAg) can trigger immune responses by using DNA vaccines.
  • By creating fusion proteins with different binding characteristics, researchers tested their ability to stimulate antibody production in mice.
  • Results showed that both types of vaccines were effective in generating immune responses that could suppress the virus in transgenic mice, suggesting a promising approach for developing immunogenic vaccines against hepatitis B.
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MHC-I-restricted CTL responses of H-2(d) (L(d+) or L(d-)) and F(1) H-2(dxb) mice to hepatitis B surface Ag (HBsAg) are primed by either DNA vaccines or HBsAg particles. The D(d)/S(201-209) and K(d)/S(199-208) epitopes are generated by processing endogenous HBsAg; the K(b)/S(208-215) epitope is generated by processing exogenous HBsAg; and the L(d)/S(28-39) epitope is generated by exogenous as well as endogenous processing of HBsAg. DNA vaccination primed high numbers of CTL specific for the L(d)/S(28-39) HBsAg epitope, low numbers of CTL specific for the D(d)/S(201-209) or K(d)/S(199-208) HBsAg epitopes in BALB/c mice, and high numbers of D(d)/S(201-209)- and K(d)/S(199-208)-specific CTL in congenic H-2(d)/L(d-) dm2 mice.

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The N-terminal domain of large tumor antigens (T-Ag) of polyomaviruses forms a DnaJ-like structure with a conserved J domain that associates with constitutively expressed stress protein heat shock protein (hsp)73. Mutant (but not wild-type) SV40 T-Ag show stable, ATP-dependent binding to the stress protein hsp73 when expressed in cells from different vertebrate tissues. Intracellular T/hsp73 complexes accumulate to high steady-state levels.

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