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Linking Iron Metabolism, Ferroptosis, and Cancer: New Targets and Prospects for Effective Anticancer Therapeutic Interventions.

New anticancer therapeutic strategies, including targeting of iron dysregulation in affected cancer types and stages, are urgently needed to decrease the associated annual cancer death rate of about 10 million worldwide. Many tumours evade treatment and support metastatic potential by effluxing iron and upregulating antioxidant systems, leading to suppression of lipid peroxidation and ferroptotic cell death. Similarly, many tumours manipulate the tumour microenvironment (TME) by ensuring the continuous supply of iron. This involves phenotypic modulation of immune cells, including macrophages,

Cuproptosis Inducers in Cancer Therapy: State of the Art and Challenges.

Cancer continues to be the primary cause of death despite significant progress in medicine, and finding effective therapies remains a challenge. New treatments are needed to minimize the harmful effects on the body and increase the selectivity of drugs. These therapies must also overcome cancer cell resistance and prevent metastasis. Metal-based drugs are becoming increasingly crucial for treating tumors, and copper ion-based systems and nanoparticles have been identified as having unique properties and anticancer potential. Given the key role exerted by Cu in the etiology, severity, and progr

Drug Repurposing Approaches towards Defeating Multidrug-Resistant Gram-Negative Pathogens: Novel Polymyxin/Non-Antibiotic Combinations.

Multidrug-resistant (MDR) Gram-negative pathogens remain an unmet public health threat. In recent times, increased rates of resistance have been reported not only to commonly used antibiotics, but also to the last-resort antibiotics, such as polymyxins. More worryingly, despite the current trends in resistance, there is a lack of new antibiotics in the drug-discovery pipeline. Hence, it is imperative that new strategies are developed to preserve the clinical efficacy of the current antibiotics, particularly the last-line agents. Combining conventional antibiotics such as polymyxins with non-an

Proceedings of International Conference on Cell Death in Cancer and Toxicology. February 20-22, 2018. Guest Editors: Kausar M. Ansari, CSIR-IITR, India and Dhyan Chandra, Roswell Park, USA.

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Targeting the HPGDS-PGD2 axis to treat Th17 cell-mediated autoimmunity in multiple sclerosis.

Th17 cells are central drivers of autoimmune pathology, including multiple sclerosis (MS), yet the endogenous metabolic signals that shape their pathogenic differentiation remain incompletely defined. Prostaglandin D₂ (PGD2) is traditionally viewed as an extracellular mediator in allergic diseases. Here, we identify PGD2 as a cell-intrinsic antagonist of the nuclear receptor PPARγ, thereby promoting Th17 cell differentiation and exacerbating EAE pathology. PGD2 is selectively elevated in patients with MS compared with healthy individuals. Within the MS cohort, PGD2 correlates with Th17 cell fr

Indian Ayurvedic medicine: Overview and application to brain cancer.

Ayurveda is the traditional medicine system of India, and has been in practice for millennia. It is a traditional approach that uses 1000's of different plant preparations in various combinations for treatment of human ailments, including cancer. Ethnopharmacological and phytochemical analyses are now elucidating the bioactive constituents of the different plant species and herbal formulations, including ashwagandha, curcumin, guduchi, triphala, and others. To provide an overview of: 1) the ethnopharmacology of Ayurveda and several of its most important plant species and formulations, includin

Metabolic reprogramming and cisplatin resistance: the emerging role of Pyruvate Dehydrogenase Kinases (PDKs).

Cisplatin resistance remains a primary obstacle in oncology, leading to therapeutic failure and disease recurrence. While resistance mechanisms are multifactorial, metabolic reprogramming has emerged as a critical adaptive strategy for cancer cells to evade cisplatin-induced cytotoxicity. This review synthesizes current evidence on how altered metabolism drives cisplatin resistance, with a particular emphasis on the pivotal role of pyruvate dehydrogenase kinases (PDKs). PDKs act as metabolic gatekeepers by inhibiting the pyruvate dehydrogenase complex (PDHC), diverting glucose flux away from m

Prevention of Bortezomib-Related Peripheral Neuropathy With Docosahexaenoic Acid and α-Lipoic Acid in Patients With Multiple Myeloma: Preliminary Data.

BACKGROUND AND AIMS: Peripheral neuropathy is a common complication of chemotherapy that can induce marked disability that negatively affects the quality of life in patients with multiple myeloma (MM). The aim of this study was to prevent the onset or the worsening of peripheral neuropathy in MM patients treated with bortezomib (BTZ), using a new nutritional neuroprotective compound. We report preliminary results of 18 out of 33 patients who completed the study. METHODS: We administered a tablet of Neuronorm to patients, containing docosahexaenoic acid 400 mg, α-lipoic acid 600 mg, vitamin C

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… The beneficial effect is obtained by a daily intake of at least 250 mg of DHA. 29 ALA is a cofactor of several enzymes that intervene in the oxidative pyruvate and other keto acids decarboxylation, and is also involved in several antioxidant mechanisms such as reduced gluthatione and ascorbic acid regeneration …

Curcumin Formulations for Better Bioavailability: What We Learned from Clinical Trials Thus Far?

Curcumin has been credited with a wide spectrum of pharmacological properties for the prevention and treatment of several chronic diseases such as arthritis, autoimmune diseases, cancer, cardiovascular diseases, diabetes, hemoglobinopathies, hypertension, infectious diseases, inflammation, metabolic syndrome, neurological diseases, obesity, and skin diseases. However, due to its weak solubility and bioavailability, it has limited potential as an oral medication. Numerous factors including low water solubility, poor intestinal permeability, instability at alkaline pH, and fast metabolism contri

Prevention of Anthracycline-Induced Cardiotoxicity: The Good and Bad of Current and Alternative Therapies.

Doxorubicin (Dox)-induced cardiotoxicity (DIC) remains a serious health burden, especially in developing countries. Unfortunately, the high cost of current preventative strategies has marginalized numerous cancer patients because of socio-economic factors. In addition, the efficacy of these strategies, without reducing the chemotherapeutic properties of Dox, is frequently questioned. These limitations have widened the gap and necessity for alternative medicines, like flavonoids, to be investigated. However, new therapeutics may also present their own shortcomings, ruling out the idea of "natur

Keyword Index for Volume 110

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Non-Curcuminoids from Turmeric and Their Potential in Cancer Therapy and Anticancer Drug Delivery Formulations.

Over the past decades curcuminoids have been extensively studied for their biological activities such as antiulcer, antifibrotic, antiviral, antibacterial, antiprotozoal, antimutagenic, antifertility, antidiabetic, anticoagulant, antivenom, antioxidant, antihypotensive, antihypocholesteremic, and anticancer activities. With the perception of limited toxicity and cost, these compounds forms an integral part of cancer research and is well established as a potential anticancer agent. However, only few studies have focused on the other bioactive molecules of turmeric, known as non-curcuminoids, wh

Mechanistic Insights into the Metabolic Pathways and Neuroprotective Potential of Pentacyclic Triterpenoids: In-Depth Analysis of Betulin, Betulinic, and Ursolic Acids.

Due to their complexity, both genotypic and phenotypic, neurodegenerative diseases are one of the main causes of death globally nowadays. Among phytochemicals of high scientific interest, based on experimental studies, pentacyclic triterpenoids (TTs), including mainly betulin, betulinic, and ursolic acid, became targets of scientific research in recent years, especially in terms of their biological activity and pharmacological potential. Due to their anti-inflammatory and antioxidant properties, as well as their involvement in cellular signal transductions, they have been observed to act as an

Research Progress on Chinese Herbal Medicine Components Targeting Ferroptosis for Cancer Therapy.

Recent studies indicate that ferroptosis shows unique advantages in oncotherapy, particularly in reversing multidrug resistance (MDR). Despite current therapeutic advancements, the treatment of high-incidence malignancies with dismal prognoses continues to face challenges, including limited clinical efficacy, significant side effects, and drug resistance. In recent years, Chinese herbal medicine (CHM) has gained increasing attention in anti-tumor therapy. CHM bioactive components are highly effective in inducing tumor cell ferroptosis, inhibiting tumor proliferation and migration, and reversin

Short-chain fatty acids in the tumor microenvironment: from molecular mechanisms to cancer therapy.

Short-chain fatty acids (SCFAs), including acetate, propionate, and butyrate, serve as pivotal metabolites within the tumor microenvironment (TME), playing essential roles in modulating tumor progression. Although the biological functions and mechanisms of SCFAs in the TME show some overlap, each SCFA also exerts some distinct regulatory effects on tumors and TME. Notably, even a single SCFA may exhibit pleiotropic effects across different cancer types or under varying conditions within the same malignancy. Consequently, according to the different metabolic microenvironment of patients, precis

От профилактики к управлению: изучение воздействия рациона питания на множественный склероз.

Множественный склероз (MS) — хроническое имунное заболевание центральной нервной системы, характеризующееся нейроинфламмацией и прогрессивным нейродегенерацией. Растущие данные свидетельствуют о том, что диетическое вмешательство может влиять на прогресс и управление симптомами MS, изменяя воспаление, окислительный стресс и кишечный микробиотический состав. В настоящем описательном обзоре рассматриваются последствия средиземноморского, растительного, кетогенного, вальса, сванка, периодического постирования и без глютена наряду с такими ключевыми питательными веществами, как жирные кислоты омег

Oxidative Stress and Cancer: Harnessing the Therapeutic Potential of Curcumin and Analogues Against Cancer.

Reactive oxygen species (ROS) are a class of bioactive molecules that are the by-products of many cellular functions. These molecules are present in normal cells at homeostatic levels but have been studied extensively in cancer due to their dysregulation resulting in pro- and anti-tumorigenic environments. Completely understanding the paradoxical nature of ROS in cancer is imperative to fully realize its modulation as cancer therapy. Studies into ROS have shown far-reaching effects in cancer, including how ROS levels regulate signaling, response to treatment, drug resistance, etc. Many drugs w

Biosynthesis of anticancer phytochemical compounds and their chemistry.

Cancer is a severe health issue, and cancer cases are rising yearly. New anticancer drugs have been developed as our understanding of the molecular mechanisms behind diverse solid tumors, and metastatic malignancies have increased. Plant-derived phytochemical compounds target different oncogenes, tumor suppressor genes, protein channels, immune cells, protein channels, and pumps, which have attracted much attention for treating cancer in preclinical studies. Despite the anticancer capabilities of these phytochemical compounds, systemic toxicity, medication resistance, and limited absorption re

Unveiling the Complexities of Hereditary Angioedema.

Hereditary angioedema (HAE) is a rare and potentially life-threatening genetic disorder, constituting approximately 2% of all clinical cases of angioedema, with a global prevalence estimated between 1 in 50,000 and 1 in 150,000 individuals. The condition affects individuals of all genders and ethnic backgrounds without significant variation. HAE is classified into three types. Type I HAE, which accounts for 85% of cases, is characterized by a deficiency of the C1 esterase inhibitor (C1-INH) gene. Type II HAE, making up 15% of cases, involves a dysfunctional C1-INH. Type III HAE, which represen

Cardiac Cachexia: Unaddressed Aspect in Cancer Patients.

Tumor-derived cachectic factors such as proinflammatory cytokines and neuromodulators not only affect skeletal muscle but also affect other organs, including the heart, in the form of cardiac muscle atrophy, fibrosis, and eventual cardiac dysfunction, resulting in poor quality of life and reduced survival. This article reviews the holistic approaches of existing diagnostic, pathophysiological, and multimodal therapeutic interventions targeting the molecular mechanisms that are responsible for cancer-induced cardiac cachexia. The major drivers of cardiac muscle wasting in cancer patients are au