Molecular Insights into Osteosarcoma

A special issue of Biomedicines (ISSN 2227-9059). This special issue belongs to the section "Cell Biology and Pathology".

Deadline for manuscript submissions: closed (30 September 2024) | Viewed by 4526

Special Issue Editors

Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB T6G 2B7, Canada
Interests: cardiovascular and gastrointestinal diseases; bone and soft tissue sarcomas; public health

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Guest Editor
Department of Laboratory Medicine & Pathology, Division of Anatomical Pathology, Children’s Hospital of Eastern Ontario, University of Ottawa, Ottawa, ON K1H 8L1, Canada
Interests: gastrointestinal/biliary diseases; metabolic diseases; congenital heart disease; mitochondrial DNA-related cardiomyopathies; carcinogenesis (bone/liver)
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Special Issue Information

Dear Colleagues,

The quote “Cellular pathology is not an end if one cannot see any alteration in the cell. Chemistry brings the clarification of living processes nearer than does anatomy. Each anatomical change must have been preceded by a chemical one.” as stated by Rudolf Virchow (Coper, H., Herken, H., 1963. Dtsch. Med. Wochenschr. 88, 2025–2036) is one of the most formidable excerpts of this outstanding pathologist and public health innovator who worked not only within scientific subjects, but also the social sciences in his time and beyond. Osteosarcoma is a comparatively painstaking topic for many paediatricians, paediatric surgeons, and paediatric pathologists, because despite progress in numerous paediatric malignancies, the outcomes of the affected individuals are still quite poor.

We would be very grateful to gather basic science articles and clinical reports for this Special Issue, which concentrates on the molecular insights of osteosarcoma. As Virchow stated, a chemical change is the basis of what the pathologists sees under the microscope and the physician can assess clinically. We hope to receive several contributions that may attract the attention of funders and charities in promoting more research in the relatively poorly explored field of pre-cancerous bone histology.

 

Sincerely,

Dr. Fan Shen
Prof. Dr. Consolato M. Sergi
Guest Editors

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Keywords

  • osteosarcoma
  • molecular pathology
  • glucose metabolism
  • precancerosis
  • bone pathology
  • outcome

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Published Papers (3 papers)

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Research

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13 pages, 3748 KiB  
Article
Influence of Metamizole on Antitumour Activity of Risedronate Sodium in In Vitro Studies on Canine (D-17) and Human (U-2 OS) Osteosarcoma Cell Lines
by Dominik Poradowski, Aleksander Chrószcz, Radosław Spychaj, Joanna Wolińska and Vedat Onar
Biomedicines 2024, 12(8), 1869; https://doi.org/10.3390/biomedicines12081869 - 15 Aug 2024
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Abstract
The availability of metamizole varies greatly around the world. There are countries such as the USA, UK, or Australia where the use of metamizole is completely forbidden, and there are also countries where this drug is available only on prescription (e.g., Greece, Italy, [...] Read more.
The availability of metamizole varies greatly around the world. There are countries such as the USA, UK, or Australia where the use of metamizole is completely forbidden, and there are also countries where this drug is available only on prescription (e.g., Greece, Italy, Spain, etc.) and those in which it is sold OTC—over the counter (e.g., most Asian and South American countries). Metamizole, as a drug with a strong analgesic effect, is used as an alternative to other non-steroidal anti-inflammatory drugs, alone or in combination with opioid drugs. Risedronate sodium is a third-generation bisphosphonate commonly used in orthopaedic and metabolic diseases of the musculoskeletal system, including hypercalcemia, postmenopausal osteoporosis, Paget’s disease, etc. The aim of this study was to check whether there were any pharmacological interactions between metamizole and risedronate sodium in in vitro studies. Cell viability was assessed using the MTT method, the number of apoptotic cells was assessed using the labelling TUNEL method, and the cell cycle assessment was performed with a flow cytometer and propidium iodide. This was a pilot study, which is why only two cancer cell lines were tested: D-17 of canine osteosarcoma and U-2 OS of human osteosarcoma. Exposure of the canine osteosarcoma cell line to a combination of risedronate sodium (100 µg/mL) and metamizole (50, 5, and 0.5 µg/mL) resulted in the complete abolition of the cytoprotective activity of metamizole. In the human osteosarcoma cell line, the cytotoxic effect of risedronate sodium was entirely eliminated in the presence of 50 µg/mL of metamizole. The cytoprotective and anti-apoptotic effect of metamizole in combination with risedronate sodium in the tested human and canine osteosarcoma cell lines indicates an urgent need for further in vivo studies to confirm or disprove the potential dose-dependent undesirable effect of such a therapy. Full article
(This article belongs to the Special Issue Molecular Insights into Osteosarcoma)
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12 pages, 3348 KiB  
Article
Potential Cytoprotective and Anti-Apoptotic Effect of Metamizole Alone and in Combination with Cytostatic Drugs Observed In Vitro in Canine (D-17) and Human (U-2 OS) Osteosarcoma Cell Lines
by Dominik Poradowski, Aleksander Chrószcz, Radosław Spychaj and Vedat Onar
Biomedicines 2024, 12(3), 571; https://doi.org/10.3390/biomedicines12030571 - 3 Mar 2024
Cited by 1 | Viewed by 1521
Abstract
Metamizole (dipyrone) is still a frequently used drug in human and veterinary medicine, especially for pain relief, sometimes also in osteosarcoma treatment. It has a very strong analgesic and antipyretic effect and weaker anti-inflammatory activity. Additionally, it has spasmolytic properties. It is used [...] Read more.
Metamizole (dipyrone) is still a frequently used drug in human and veterinary medicine, especially for pain relief, sometimes also in osteosarcoma treatment. It has a very strong analgesic and antipyretic effect and weaker anti-inflammatory activity. Additionally, it has spasmolytic properties. It is used in many species, including dogs, cats, pigs, cattle, horses, and humans, in Europe, Canada, and South America. The aim of this study was to assess a potential synergism of metamizole as a non-steroidal anti-inflammatory drug with routinely used cytostatics (cisplatin, carboplatin, doxorubicin, and etoposide). In vitro studies were performed on a canine osteosarcoma D-17 cell line and a human U-2 OS cell line. We used the MTT method to assess cell viability, TUNEL staining to assess proapoptotic effects, and propidium iodide to analyse the cell cycle (potential arrest). The obtained results showed that metamizole at 50 μg/mL has potential cytoprotective and anti-apoptotic effects. Metamizole administered simultaneously with cytostatic drugs reduced their cytotoxic effect, which may suggest that such a combination of drugs used in the treatment of osteosarcoma may significantly reduce therapy effectiveness. Full article
(This article belongs to the Special Issue Molecular Insights into Osteosarcoma)
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Review

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23 pages, 2472 KiB  
Review
Digging Through the Complexities of Immunological Approaches in Emerging Osteosarcoma Therapeutics: A Comprehensive Narrative Review with Updated Clinical Trials
by Consolato M. Sergi, Mervin Burnett, Eugeniu Jantuan, Mariam Hakoum, Shawn T. Beug, Roger Leng and Fan Shen
Biomedicines 2025, 13(3), 664; https://doi.org/10.3390/biomedicines13030664 - 8 Mar 2025
Cited by 1 | Viewed by 674
Abstract
Osteosarcoma (OS) is the predominant mesenchymal primary malignant bone tumor in oncology and pathology, impacting a wide age range from adolescents to older adults. It frequently advances to lung metastasis, ultimately resulting in the mortality of OS patients. The precise pathological pathways responsible [...] Read more.
Osteosarcoma (OS) is the predominant mesenchymal primary malignant bone tumor in oncology and pathology, impacting a wide age range from adolescents to older adults. It frequently advances to lung metastasis, ultimately resulting in the mortality of OS patients. The precise pathological pathways responsible for OS progression and dissemination are not fully understood due to its heterogeneity. The integration of surgery with neoadjuvant and postoperative chemotherapy has significantly increased the 5-year survival rate to more than 70% for patients with localized OS tumors. However, about 30% of patients experience local recurrence and/or metastasis. Hence, there is a requirement for innovative therapeutic approaches to address the limitations of traditional treatments. Immunotherapy has garnered increasing attention as a promising avenue for tumors resistant to standard therapies, including OS, despite the underlying mechanisms of disease progression and dissemination remaining not well elucidated. Immunotherapy may not have been suitable for use in patients with OS because of the tumor’s immunosuppressive microenvironment and limited immunogenicity. Nevertheless, there are immune-based treatments now being developed for clinical use, such as bispecific antibodies, chimeric antigen receptor T cells, and immune checkpoint inhibitors. Also, additional immunotherapy techniques including cytokines, vaccines, and modified-Natural Killer (NK) cells/macrophages are in the early phases of research but will certainly be popular subjects in the nearest future. Our goal in writing this review was to spark new lines of inquiry into OS immunotherapy by summarizing the findings from both preclinical and current clinical studies examining different approaches. Full article
(This article belongs to the Special Issue Molecular Insights into Osteosarcoma)
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