scholarly journals Genistein as a regulator of signaling pathways and microRNAs in different types of cancers

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Zeeshan Javed ◽  
Khushbukhat Khan ◽  
Jesús Herrera-Bravo ◽  
Sajid Naeem ◽  
Muhammad Javed Iqbal ◽  
...  

AbstractCancers are complex diseases orchestrated by a plethora of extrinsic and intrinsic factors. Research spanning over several decades has provided better understanding of complex molecular interactions responsible for the multifaceted nature of cancer. Recent advances in the field of next generation sequencing and functional genomics have brought us closer towards unravelling the complexities of tumor microenvironment (tumor heterogeneity) and deregulated signaling cascades responsible for proliferation and survival of tumor cells. Phytochemicals have begun to emerge as potent beneficial substances aimed to target deregulated signaling pathways. Isoflavonoid genistein is an essential phytochemical involved in regulation of key biological processes including those in different types of cancer. Emerging preclinical evidence have shown its anti-cancer, anti-inflammatory and anti-oxidant properties. Testing of this substance is in various phases of clinical trials. Comprehensive preclinical and clinical trials data is providing insight on genistein as a modulator of various signaling pathways both at transcription and translation levels. In this review we have explained the mechanistic regulation of several key cellular pathways by genistein. We have also addressed in detail various microRNAs regulated by genistein in different types of cancer. Moreover, application of nano-formulations to increase the efficiency of genistein is also discussed. Understanding the pleiotropic potential of genistein to regulate key cellular pathways and development of efficient drug delivery system will bring us a step towards designing better chemotherapeutics.

Author(s):  
Md. Junaid ◽  
Yeasmin Akter ◽  
Syeda Samira Afrose ◽  
Mousumi Tania ◽  
Md. Asaduzzaman Khan

Background: AKT/PKB is an important enzyme with numerous biological functions, and its overexpression is related to the carcinogenesis. AKT stimulates different signaling pathways that are downstream of activated tyrosine kinases and phosphatidylinositol 3-kinase, hence functions as an important target for anti-cancer drugs. Objective: In this review article, we have interpreted the role of AKT signaling pathways in cancer and natural inhibitory effect of Thymoquinone (TQ) in AKT and its possible mechanism. Method: We have collected the updated information and data on AKT, their role in cancer and inhibitory effect of TQ in AKT signaling pathway from google scholar, PubMed, Web of Science, Elsevier, Scopus and many more. Results: There are many drugs already developed, which can target AKT, but very few among them have passed clinical trials. TQ is a natural compound, mainly found in black cumin, which has been found to have potential anti-cancer activities. TQ targets numerous signaling pathways, including AKT, in different cancers. In fact, many studies revealed that AKT is one of the major targets of TQ. The preclinical success of TQ suggests its clinical studies on cancer. Conclusion: This review article summarizes the role of AKT in carcinogenesis, its potent inhibitors in clinical trials, and how TQ acts as an inhibitor of AKT and TQ’s future as a cancer therapeutic drug.


2021 ◽  
Vol 14 (7) ◽  
pp. 632
Author(s):  
Sun-Young Han

Recently, two tropomycin receptor kinase (Trk) inhibitors, larotrectinib and entrectinib, have been approved for Trk fusion-positive cancer patients. Clinical trials for larotrectinib and entrectinib were performed with patients selected based on the presence of Trk fusion, regardless of cancer type. This unique approach, called tissue-agnostic development, expedited the process of Trk inhibitor development. In the present review, the development processes of larotrectinib and entrectinib have been described, along with discussion on other Trk inhibitors currently in clinical trials. The on-target effects of Trk inhibitors in Trk signaling exhibit adverse effects on the central nervous system, such as withdrawal pain, weight gain, and dizziness. A next generation sequencing-based method has been approved for companion diagnostics of larotrectinib, which can detect various types of Trk fusions in tumor samples. With the adoption of the tissue-agnostic approach, the development of Trk inhibitors has been accelerated.


Author(s):  
Iqra Sarfraz ◽  
Azhar Rasul ◽  
Ghulam Hussain ◽  
Muhammad Ajmal Shah ◽  
Bushra Nageen ◽  
...  

: Oxalis corniculata (Oxalidaceae) is a small decumbent and delicate appearing medicinal herb flourishing in warm temperate and tropical domains such as Pakistan and India. Main bioactive chemical constituents of Oxalis plant include several alkaloids, flavonoids, terpenoids, cardiac glycosides, saponins, phlobatannins along with steroids. Due to its polyphenolic, glycosides and flavonoid profile, it is proved to be protective in numerous ailments and exhibit various biological activities such as anti-fungal, anti-cancer, anti-oxidant, anti-bacterial, anti-diabetic, and cardioprotective. Moreover, bioactive phytochemicals from this plant possess significant wound healing potential. Our current effort intends to emphasize on the immense significance of this plant species, which have not been the subject matter of clinical trials and effective pharmacological studies, even though its favored usage has been stated. This review proposes that Oxalis corniculata possess potential for the cure of various diseases, however, further researches on isolation and characterization of bioactive compounds along with pre-clinical trials are compulsory to figure out its pharmacological applications.


Author(s):  
Xiaoling Song ◽  
Yunping Hu ◽  
Yongsheng Li ◽  
Rong Shao ◽  
Fatao Liu ◽  
...  

Abstract Gallbladder cancer (GBC) is rare, but is the most malignant type of biliary tract tumor. Unfortunately, only a small population of cancer patients is acceptable for the surgical resection, the current effective regimen; thus, the high mortality rate has been static for decades. To substantially circumvent the stagnant scenario, a number of therapeutic approaches owing to the creation of advanced technologic measures (e.g., next-generation sequencing, transcriptomics, proteomics) have been intensively innovated, which include targeted therapy, immunotherapy, and nanoparticle-based delivery systems. In the current review, we primarily focus on the targeted therapy capable of specifically inhibiting individual key molecules that govern aberrant signaling cascades in GBC. Global clinical trials of targeted therapy in GBC are updated and may offer great value for novel pathologic and therapeutic insights of this deadly disease, ultimately improving the efficacy of treatment.


2018 ◽  
Vol 46 (1) ◽  
pp. 1-13 ◽  
Author(s):  
Pietro GRAMAZIO ◽  
Jaime PROHENS ◽  
Mariola PLAZAS ◽  
Giulio MANGINO ◽  
Francisco J. HERRAIZ ◽  
...  

Dramatic advances in genomics during the last decades have led to a revolution in the field of vegetable crops breeding. Some vegetables, like tomato, have served as model crops in the application of genomic tools to plant breeding but other important crops, like eggplant (Solanum melongena), lagged behind. The advent of next generation sequencing (NGS) technologies and the continuous decrease of the sequencing costs have allowed to develop genomic tools with a greatly benefit for no-model plants such as eggplant. In this review we present the currently available genomic resources in eggplant and discuss their interest for breeding. The first draft of eggplant genome sequence and the new upcoming improved assembly, as well as, the transcriptomes and RNA-based studies represent important genomic tools. The transcriptomes of cultivated eggplant and several wild relatives of eggplant are also available and have provided relevant information for the development of markers and understanding biological processes in eggplant. In addition, a historical overview of the eggplant genetic mapping studies, performed with different types of markers and experimental populations, provides a picture of the increase over time of the precision and resolution in the identification of candidate genes and QTLs for a wide range of stresses, and morpho-agronomic and domestication traits. Finally, we discuss how the development of new genetic and genomic tools in eggplant can pave the way for increasing the efficiency of eggplant breeding for developing improved varieties able to cope with the old and new challenges in horticultural production.


2021 ◽  
pp. 6-14
Author(s):  
Pritika Devi

Guduchi is a plant also known as Tinospora cordifolia, having heart shaped leave, an herb of the family Menispermaceae native of hot areas of the Indian subcontinent. In our classical Ayurvedic texts, it is indicated to be beneficial in treating various types of diseases like skin disorders, different types of fever, jaundice & gout. Guduchi also claimed to have various properties as an anti-oxidant, antihyperglycemic, antihyperlipidemic, hepatoprotective, cardiovascular protective, neuroprotective, osteoprotective, radioprotective, anti-anxiety, adaptogenic agent, analgesic, anti-inflammatory, antipyretic, athrombolytic agent, anti-diarrheal, anti-ulcer, antimicrobial and anti-cancer agent. Several experimental and clinical studies based on available reports, present paper is an attempt to assemble the information on immunomodulating property of Tinospora cordifolia


2021 ◽  
Vol 2021 ◽  
pp. 1-15
Author(s):  
Fatemeh Zahedipour ◽  
Monireh Bolourinezhad ◽  
Yong Teng ◽  
Amirhossein Sahebkar

Osteosarcoma is a major form of malignant bone tumor that typically occurs in young adults and children. The combination of aggressive surgical strategies and chemotherapy has led to improvements in survival time, although individuals with recurrent or metastatic conditions still have an extremely poor prognosis. This disappointing situation strongly indicates that testing novel, targeted therapeutic agents is imperative to prevent the progression of osteosarcoma and enhance patient survival time. Curcumin, a naturally occurring phenolic compound found in Curcuma longa, has been shown to have a wide variety of anti-tumor, anti-oxidant, and anti-inflammatory activities in many types of cancers including osteosarcoma. Curcumin is a highly pleiotropic molecule that can modulate intracellular signaling pathways to regulate cell proliferation, inflammation, and apoptosis. These signaling pathways include RANK/RANKL, Notch, Wnt/β-catenin, apoptosis, autophagy, JAK/STAT, and HIF-1 pathways. Additionally, curcumin can regulate the expression of various types of microRNAs that are involved in osteosarcoma. Therefore, curcumin may be a potential candidate for the prevention and treatment of osteosarcoma. This comprehensive review not only covers the use of curcumin in the treatment of osteosarcoma and its anti-cancer molecular mechanisms but also reveals the novel delivery strategies and combination therapies with the aim to improve the therapeutic effect of curcumin.


2020 ◽  
Vol 245 (5) ◽  
pp. 411-426
Author(s):  
Xiang Li ◽  
Maria A Ortiz ◽  
Leszek Kotula

Over the decades, many studies have illustrated the critical roles of Wnt signaling pathways in both developmental processes as well as tumorigenesis. Due to the complexity of Wnt signaling regulation, there are still questions to be addressed about ways cells are able to manipulate different types of Wnt pathways in order to fulfill the requirements for normal or cancer development. In this review, we will describe different types of Wnt signaling pathways and their roles in both normal developmental processes and their role in cancer development and progression. Additionally, we will briefly introduce new strategies currently in clinical trials targeting Wnt signaling pathway components for cancer therapy. Impact statement Wnt pathway does not only play a critical role in mammalian development but has been hijacked by cancer cells and the tumor microenvironment to promote tumor progression and metastasis. Recent evidence supports further interrogation of the Wnt pathway for bench-to-bedside translation into cancer therapy. This review highlights the role of the Wnt pathway in normal development and tumorigenesis, along with an overview of new therapies currently undergoing clinical trials.


2021 ◽  
Vol 5 (Supplement_1) ◽  
pp. 5-5
Author(s):  
Benoit Lehallier ◽  
Tibor Nanasi ◽  
Jonas Hannestad ◽  
Steven Braithwaite

Abstract Blood has been widely investigated to discover biomarkers and gain insights into the biology of aging and age-related diseases. Its protein composition provides insights into complex biological processes, as proteins are often direct regulators of cellular pathways. In clinical trials, selected proteins have been used as primary and secondary endpoints, but recent methodological developments allow the measurement of thousands of proteins with very high sensitivity and specificity. In two phase 2 clinical trials testing the safety, tolerability, and feasibility of infusions of the plasma fraction GRF6019 in Alzheimer's disease (AD), we measured more than 7000 proteins in plasma over the course of the clinical trials. Differential trajectories analysis revealed groups of proteins and pathways that were responding to GRF6019. Several pathways were relevant to the biology of aging and AD and our study suggests that deep proteomics profiling can inform on specific biological processes responding to treatment in clinical trials.


2020 ◽  
Vol 11 (SPL1) ◽  
pp. 1208-1212
Author(s):  
Amol Madhav Deshpande ◽  
Mayuri Amol Deshpande

In last two decade world suffer with three epidemic diseases like SARS-CoV, H1N1 influenza, MERS –CoV and presently the world under a pandemic of Covid-19, out of these SARS-CoV, MERS –CoV and Covid-19 are form the same virus call as corona, which primary present on bats and transferred from animal to human, and then it transfer from human to human mostly by respiratory droplets or in the direct contact with the diseased person, these recurrent infection of corona virus is the burning issue in the word, so to avoid these recurrent infections good habitual behaviour with regular immune booster medicine should be taken which can be used in both normal and symptomatic patient for this Rasayan churna  is the best drug of choice as it is used for  rejuvenation therapy. From literally study from various recourses it is found that Rasayan churna have property anti-depressant, anti-xylotic, Immunomodulatory, Anti-diabetes, anti hypertensive, anti-inflammatory, Anti-toxic effects, Anti-arthritic, Anti-cancer effects, Anti-microbial effect, and Anti-oxidant which can be useful in preventive aspect of Covid -19 in all phase like normal individual, also can be used in asymptomatic patients and symptomatic patients, clinical study can be performed for the same to evaluate the result.


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