Article
Pharmacology & Pharmacy
Nehad J. Ahmed
Summary: Gram-negative bacteria exhibit high resistance to ciprofloxacin and levofloxacin, emphasizing the importance of raising awareness and implementing interventions to reduce inappropriate use of these antibiotics. Further interventions are needed to address bacterial resistance, taking into consideration patient characteristics such as kidney and liver function.
LATIN AMERICAN JOURNAL OF PHARMACY
(2021)
Review
Biochemistry & Molecular Biology
Ana R. Millanao, Aracely Y. Mora, Nicolas A. Villagra, Sergio A. Bucarey, Alejandro A. Hidalgo
Summary: Quinolones, with broad antibacterial spectrum, high oral bioavailability, and excellent tissue penetration, are one of the most widely used antimicrobials in clinics. However, overuse has led to the rise of resistance and threats to the effectiveness of this class of drugs in treating infections.
Review
Pharmacology & Pharmacy
Dehong Cao, Yinzhi Shen, Yin Huang, Bo Chen, Zeyu Chen, Jianzhong Ai, Liangren Liu, Lu Yang, Qiang Wei
Summary: Systematic review and meta-analysis showed that levofloxacin and ciprofloxacin have similar efficacy for the treatment of urinary tract infections, and both drugs are safe for clinical use.
FRONTIERS IN PHARMACOLOGY
(2021)
Article
Microbiology
Jacqueline V. Lara-Espinosa, Maria Fernanda Arce-Aceves, Jorge Barrios-Payan, Dulce Mata-Espinosa, Vasti Lozano-Ordaz, Enrique Becerril-Villanueva, Maria Dolores Ponce-Regalado, Rogelio Hernandez-Pando
Summary: This study found that low doses of dexamethasone can reduce the bacilli load and pneumonia in tuberculosis-infected lungs and increase animal survival. Dexamethasone also decreases the inflammatory response and neurological abnormalities in infected animals. Therefore, dexamethasone represents a promising adjuvant treatment for pulmonary tuberculosis.
Article
Biochemistry & Molecular Biology
Zhen Xiang, Zhijun Zhou, Shuzheng Song, Jun Li, Jun Ji, Ranlin Yan, Jiexuan Wang, Wei Cai, Wenjun Hu, Lu Zang, Zhenggang Zhu, Zhen Zhang, Min Li, Yingyan Yu
Summary: The study identified dexamethasone as a potential compound that can suppress T cell exhaustion by decreasing the activity of PD-L1 and IDO1 immune checkpoints, thus increasing sensitivity to immune checkpoint inhibitors. This finding highlights the critical role of dexamethasone in regulating tumor immune evasion.
Article
Biochemistry & Molecular Biology
Jacqueline V. Lara-Espinosa, Maria Fernanda Arce-Aceves, Dulce Mata-Espinosa, Jorge Barrios-Payan, Brenda Marquina-Castillo, Rogelio Hernandez-Pando
Summary: This study demonstrates that intranasal administration of low doses of dexamethasone can effectively reduce neuroinflammation and improve behavioral abnormalities in TB without exacerbating the lung disease.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2021)
Article
Biochemistry & Molecular Biology
Reena Rai, Krishna Bhan Singh, Sonu Khanka, Rakesh Maurya, Divya Singh
Summary: This study shows that Cladrin (Clad) has a protective effect against glucocorticoid-induced osteoporosis (GIOP) by enhancing autophagy in osteoblasts, thus preventing bone loss and maintaining bone mass.
FREE RADICAL BIOLOGY AND MEDICINE
(2022)
Article
Neurosciences
Gina Granja-Galeano, Ana Paula Dominguez-Rubio, Daniel Zappia, Manuel Wolfson, Sara Sanz-Blasco, Julieta Aisemberg, Maria Zorrilla-Zubilete, Natalia Fernandez, Ana Franchi, Carlos P. Fitzsimons, Federico Monczor
Summary: The molecular processes of long-term memory formation involve neurotransmitter release and activation of signaling pathways. The study shows that the cannabinoid CB1 receptor signaling is crucial for the effects of dexamethasone on behavior, ERK phosphorylation, and Zif268 expression. Furthermore, it provides evidence for the mechanism by which dexamethasone regulates endocannabinoid metabolism through inhibiting FAAH activity. The findings highlight the role of the endocannabinoid system, particularly the CB1 receptor, in mediating the effects of glucocorticoids on memory consolidation.
Article
Cell Biology
Carlos Daniel Zappia, Valeria Torralba-Agu, Emiliana Echeverria, Carlos P. Fitzsimons, Natalia Fernandez, Federico Monczor
Summary: The combination therapy of antihistamines and glucocorticoids enhances anti-inflammatory effects and has the potential to reduce the clinical doses of GCs, but may increase osteoblast apoptosis. Using antihistamines may help mitigate or diminish the adverse effects of GCs while reinforcing their desired effects, but further research is needed to determine the full scope, benefits, and potential risks of this therapeutic strategy.
Article
Cell Biology
Li Wang, Xin-Feng Jiao, Cheng Wu, Xiao-Qing Li, Hui-Xian Sun, Xi-Yu Shen, Kang-Zhen Zhang, Can Zhao, Li Liu, Man Wang, Yun-Ling Bu, Jia-Wen Li, Fan Xu, Chen-Lu Chang, Xiang Lu, Wei Gao
Summary: This study suggests that NLRP3/GSDMD-mediated pyroptosis might be a novel mechanism for dexamethasone-induced skeletal muscle atrophy. Trimetazidine could be developed as a potential therapeutic agent for the treatment of dexamethasone-induced muscle atrophy.
CELL DEATH DISCOVERY
(2021)
Article
Chemistry, Physical
Abniel Machin, Loraine Soto-Vazquez, Diego Garcia, Maria C. Cotto, Dayna Ortiz, Pedro J. Berrios-Rolon, Kenneth Fontanez, Edgard Resto, Carmen Morant, Florian Petrescu, Francisco Marquez
Summary: This study investigated the photocatalytic performance of different zinc oxide catalysts containing gold nanoparticles (AuNPs), molybdenum disulfide (MoS2), and reduced graphene oxide (rGO) for the degradation of levofloxacin (LFX) and ciprofloxacin (CFX) antibiotics in water. The study found that LFX was more resistant to degradation than CFX, and the main degradation pathway under visible light is the generation of hydroxyl radicals. Photoluminescence (PL) measurements confirmed the inhibitory effect of electron-hole recombination when AuNPs, MoS2, and rGO were integrated into the semiconductor. The catalyst with the highest percentage of CFX degradation was 1%Au@ZnONPs-3%MoS2-1%rGO, achieving a degradation efficiency of 96%, while the catalyst with the highest percentage of LFX degradation was 5%Au@ZnONPs-3%MoS2-1%rGO, exhibiting a degradation efficiency of 99.8%. Gas chromatography-mass spectrometry (GC-MS) analysis identified reaction intermediates and potential degradation pathways for both antibiotics. Recyclability assessments demonstrated that the synthesized catalysts maintained stable photocatalytic efficiencies after 15 cycles, indicating their potential for further usage and testing with other organic contaminants.
Article
Chemistry, Medicinal
Xiaoyu Qin, Bin Jiang, Huijuan Song, Na Du, Yuehao Zhang, Xijun Zhong, Jizhou Wu, Tiezheng Xue, Mingliang Liu, Apeng Wang, Sanlong Wang, Kai Lv
Summary: In this study, the combination of quinolones and rifamycins was investigated to explore their potential against bacterial infections. Different substituents were incorporated into the N-(amino)piperazine moieties to enhance the anti-TB and antibacterial potency. Compounds 1k and 3e showed comparable activity to the reference drug, while compound 1d exhibited significantly higher potency against MRSA and VRE E.fm. These findings suggest the potential of compounds 1d and 1k as new leads for antibacterial and anti-TB drug development.
MEDICINAL CHEMISTRY RESEARCH
(2023)
Article
Biochemistry & Molecular Biology
Zhishu Bao, Ailing Yu, Hui Shi, Yuhan Hu, Bo Jin, Dan Lin, Mali Dai, Lei Lei, Xingyi Li, Yuqin Wang
Summary: In this study, a glycol chitosan/oxidized hyaluronic acid hydrogel film for dual ophthalmic drug delivery was fabricated successfully. The hydrogel films exhibited a stepwise release of levofloxacin and dexamethasone, demonstrating potent antibacterial and anti-inflammatory activities.
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES
(2021)
Article
Endocrinology & Metabolism
Esther Wittermans, Jan C. Grutters, Hazra S. Moeniralam, Gurbey Ocak, G. Paul Voorn, Willem Jan W. Bos, Ewoudt M. W. van de Garde
Summary: This study found that overweight and obesity are not associated with unfavorable clinical outcomes in COVID-19 patients treated with a fixed dose of 6 mg dexamethasone once daily in a non-ICU ward.
INTERNATIONAL JOURNAL OF OBESITY
(2022)
Article
Biochemistry & Molecular Biology
Michelle C. Maier, Scott Nankervis, Morgan E. Wallace, Tamekha Develyn, Mark A. Myers
Summary: The study investigated the effect of the glucocorticoid dexamethasone (DEX) on Zn2+ homeostasis in muscle and fat cells. The results showed that DEX disrupted Zn2+ balance in these cells, which may lead to muscle atrophy and insulin resistance. Further research on the molecular pathways involved to identify novel therapeutic targets for skeletal muscle atrophy is warranted.
JOURNAL OF CELLULAR BIOCHEMISTRY
(2023)
Review
Cell & Tissue Engineering
Mohammad Hossein Khosropanah, Mahdi Alizadeh Vaghasloo, Mehdi Shakibaei, Anna-Lena Mueller, Abdol-Mohammad Kajbafzadeh, Leila Amani, Ismaeil Haririan, Ashkan Azimzadeh, Zahra Hassannejad, Masoumeh Majidi Zolbin
Summary: Silkworm silk, known for its exceptional mechanical properties, has been recognized as a potential material for advanced engineering and biomedical applications. Its unique interactions with human cells in tissues and various anti-properties make it an ideal biomaterial for regenerative medicine fields.
JOURNAL OF TISSUE ENGINEERING AND REGENERATIVE MEDICINE
(2022)
Review
Oncology
Mohsen Karami Fath, Ali Azargoonjahromi, Nafiseh Jafari, Maryam Mehdi, Fatemeh Alavi, Mona Daraei, Niloufar Mohammadkhani, Anna-Lena Mueller, Aranka Brockmueller, Mehdi Shakibaei, Zahra Payandeh
Summary: Melanoma, the most aggressive form of skin cancer, can be treated through various approaches such as surgery, chemotherapy, and immunotherapy. However, the development of resistance mechanisms has reduced the efficiency of these strategies. Therapeutic monoclonal antibodies and cancer vaccines have shown promise in improving melanoma treatment outcomes. Additionally, the use of extracellular vesicles (EVs) as a novel molecular structure has potential in melanoma therapy.
Article
Pharmacology & Pharmacy
Lukas Dehe, Shaaban A. Mousa, Mohammed Shaqura, Mehdi Shakibaei, Michael Schaefer, Sascha Treskatsch
Summary: This study examined the effects of chronic volume overload on myocardial opioid receptors and the inflammatory response in the failing heart. The results showed that opioid receptor blockade by naltrexone improved left ventricular function and reduced inflammatory cytokine expression. This suggests that antagonism of the myocardial opioid system can improve cardiac function and modulate the inflammatory response.
FRONTIERS IN PHARMACOLOGY
(2022)
Article
Materials Science, Biomaterials
Kiana Yousefipour, Hamid-Reza Rahimi, Mojtaba Shakibaei, Mehdi Ranjbar, Atefeh Ameri, Mahboubeh Adeli-Sardou
Summary: This study synthesized Mg / Ca-LDH nanostructures using a microwave-assisted reverse micelle method and characterized their properties. The cellular toxicity of the synthesized nano-LDH was evaluated, and it was found that the C sample had the lowest toxicity among the preparations. These findings suggest that Mg / Ca-LDH nanostructures have the potential to be used as drug carrier materials.
Article
Medicine, Research & Experimental
Mahzad Motallebi, Mohammed Bhia, Huda Fatima Rajani, Iman Bhia, Hadi Tabarraei, Niloufar Mohammadkhani, Miguel Pereira-Silva, Maryam Sadat Kasaii, Saeedeh Nouri-Majd, Anna-Lena Mueller, Francisco J. B. Veiga, Ana Claudia Paiva-Santos, Mehdi Shakibaei
Summary: Naringenin is an important phytochemical with anti-inflammatory, antioxidant, neuroprotective, hepatoprotective, and anti-cancer activities, and can inhibit cancer progression through multiple mechanisms.
Review
Biochemistry & Molecular Biology
Aranka Brockmueller, Negin Mahmoudi, Amir Kian Movaeni, Anna-Lena Mueller, Abdol-Mohammad Kajbafzadeh, Mehdi Shakibaei, Masoumeh Majidi Zolbin
Summary: Neurodegenerative diseases are a group of neurological disorders caused by various destructive illnesses, affecting neurons in the central nervous system and resulting in impaired brain functions. The combination of stem cells and natural products offers a new perspective for the treatment of these diseases.
NEUROCHEMICAL RESEARCH
(2023)
Article
Pharmacology & Pharmacy
Aranka Brockmueller, Anna-Lena Mueller, Parviz Shayan, Mehdi Shakibaei
Summary: The role of beta 1-integrin receptors in the anti-invasive and anti-metastatic effect of resveratrol was investigated using two CRC cell lines and multicellular, pro-inflammatory 3D-alginate TME cultures. Resveratrol dose-dependently suppressed migration-promoting adhesion adapter protein paxillin and enhanced the expression of E-cadherin, accompanied by changes in CRC cell invasion.
FRONTIERS IN PHARMACOLOGY
(2022)
Editorial Material
Oncology
Samson Mathews Samuel, Peter Kubatka, Mehdi Shakibaei, Dietrich Busselberg
Review
Oncology
Aranka Brockmueller, Anna-Lena Mueller, Ajaikumar B. Kunnumakkara, Bharat B. Aggarwal, Mehdi Shakibaei
Summary: Chronic diseases, including cancer, have high case numbers and mortality rates. The complexity and involvement of various inflammatory pathways in their pathogenesis make the efficient treatment of chronic diseases a global medical challenge. Current research focuses on exploring the anti-inflammatory and anti-cancer properties of polyphenols, such as Calebin A from turmeric, to complement and enhance the effects of conventional anti-inflammatory drugs and chemotherapeutic agents.
FRONTIERS IN ONCOLOGY
(2022)
Review
Endocrinology & Metabolism
Amir Reza Moravejolahkami, Mehdi Shakibaei, Andrea Mary Fairley, Manoj Sharma
Summary: Dysbiosis in the gut has been linked to T1DM, and this review analyzed the effects of probiotics, prebiotics, and synbiotics on T1DM patients. After evaluating 258 entries, five trials were included, showing that probiotic supplementation decreased fasting blood glucose but had no significant effect on HbA1c, C-peptide, and insulin requirements. Probiotics may serve as a complementary therapeutic strategy for T1DM, but more trials are needed.
DIABETES-METABOLISM RESEARCH AND REVIEWS
(2023)
Article
Biochemistry & Molecular Biology
Aranka Brockmueller, Sosmitha Girisa, Ajaikumar B. B. Kunnumakkara, Mehdi Shakibaei
Summary: Resveratrol can enhance the sensitivity of colorectal cancer cells to 5-FU by regulating the beta 1-integrin/HIF-1α signaling axis, leading to suppression of cancer cell growth and invasion, inhibition of inflammation and cancer stem cell production. These findings highlight the potential application of resveratrol in the treatment of colorectal cancer by overcoming chemoresistance to 5-FU.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2023)
Review
Medicine, Research & Experimental
Aranka Brockmueller, Samson Mathews Samuel, Alena Mazurakova, Dietrich Busselberg, Peter Kubatka, Mehdi Shakibaei
Summary: Colorectal cancer (CRC) is a major global malignant disease often resistant to chemotherapy drugs. Two polyphenolic turmeric ingredients, calebin A and curcumin, show anti-inflammatory and anticancer effects, including the ability to sensitize CRC cells to chemotherapy drugs. They modulate inflammation, proliferation, cell cycle, cancer stem cells, and apoptotic signaling to convert chemoresistant CRC cells into non-chemoresistant cells. Further studies and clinical trials are needed to test their effectiveness in overcoming cancer chemoresistance.
Review
Oncology
Aranka Brockmueller, Anjana Sajeev, Lenka Koklesova, Samson Mathews Samuel, Peter Kubatka, Dietrich Busselberg, Ajaikumar B. Kunnumakkara, Mehdi Shakibaei
Summary: Despite medical treatment successes, colorectal cancer (CRC) remains a leading cause of cancer deaths worldwide. Chemotherapy can lead to side effects and drug resistance, highlighting the need for natural compounds that can sensitize cancer cells to overcome resistance. Resveratrol, a natural polyphenolic compound, has been shown to enhance the effectiveness of chemotherapy by modulating multiple pathways in CRC cells.
CANCER AND METASTASIS REVIEWS
(2023)
Correction
Cell & Tissue Engineering
M. H. Khosropanah, M. A. Vaghasloo, M. Shakibaei, A. -L Mueller, A. -M Kajbafzadeh, L. Amani, I Haririan, A. Azimzadeh, Z. Hassannejad, M. M. Zolbin
JOURNAL OF TISSUE ENGINEERING AND REGENERATIVE MEDICINE
(2022)
Article
Cell & Tissue Engineering
Alireza Soltani Khaboushan, Mehdi Shakibaei, Abdol-Mohammad Kajbafzadeh, Masoumeh Majidi Zolbin
Summary: Neural tube defects, including spina bifida, are common congenital issues during neural tube formation. Myelomeningocele, the most severe form of spina bifida, can be effectively treated with tissue engineering approaches using scaffolds, stem cells, and growth factors, leading to reduced complications and improved outcomes. Further studies are needed to optimize scaffold and stem cell selection for maximal efficacy in treating myelomeningocele.
STEM CELL REVIEWS AND REPORTS
(2022)
Review
Infectious Diseases
Allison M. Hitchcock, Wesley D. Kufel, Keri A. Mastro Dwyer, Eric F. Sidman
Summary: Lenacapavir is a novel HIV-1 treatment option for patients with multidrug-resistant (MDR) HIV-1 infection. It has a favorable pharmacokinetic profile and has shown good tolerability and efficacy in clinical trials.
INTERNATIONAL JOURNAL OF ANTIMICROBIAL AGENTS
(2024)
Article
Infectious Diseases
Roberta Gagliardini, Alessandro Tavelli, Stefano Rusconi, Sergio Lo Caputo, Vincenzo Spagnuolo, Maria Mercedes Santoro, Andrea Costantini, Alessandra Vergori, Franco Maggiolo, Andrea Giacomelli, Giulia Burastero, Giordano Madeddu, Eugenia Quiros Roldan, Antonella d'Arminio Monforte, Andrea Antinori, Alessandro Cozzi-Lepri
Summary: This study evaluated multiple treatment failures to modern antiretroviral therapy in HIV-infected individuals and found that approximately 4% of them were difficult to treat. The difficult to treat group, compared to the non-difficult to treat group, was characterized by older age, higher prevalence of AIDS, lower CD4+ cell count, and higher risk of treatment failure.
INTERNATIONAL JOURNAL OF ANTIMICROBIAL AGENTS
(2024)