Unlabelled: ANTIRETROVIRAL ROLLOUT IN BRAZIL AND THAILAND: Brazil and Thailand are among few developing countries to achieve universal access to antiretroviral therapy. Three factors were critical to this success: legislation for free access to treatment; public sector capacity to manufacture medicines; and strong civil society action to support government initiatives to improve access. LOCAL PRODUCTION OF AFFORDABLE, NON-PATENTED DRUGS: Many older antiretroviral drugs are not patented in either country and affordable generic versions are manufactured by local pharmaceutical institutes.
Efforts To Ensure Access To Expensive, Patented Drugs: Developing countries were not required to grant patents on medicines until 2005, but under US government threats of trade sanctions, Thailand and Brazil began doing so at least ten years prior to this date. Brazil has used price negotiations with multi-national pharmaceutical companies to lower the price of newer patented antiretrovirals. However, the prices obtained by this approach remain unaffordable. Thailand recently employed compulsory licensing for two antiretrovirals, obtaining substantial price reductions, both for generic and brand products. Following Thailand's example, Brazil has issued its first compulsory license.
Lessons Learned: Middle-income countries are unable to pay the high prices of multinational pharmaceutical companies. By relying on negotiations with companies, Brazil pays up to four times more for some drugs compared with prices available internationally. Compulsory licensing has brought treatment with newer antiretrovirals within reach in Thailand, but has resulted in pressure from industry and the US government. An informed and engaged civil society is essential to support governments in putting health before trade.
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http://dx.doi.org/10.1097/01.aids.0000279703.78685.a6 | DOI Listing |
Hum Reprod
January 2025
Pôle de Recherche en Physiopathologie de la Reproduction, Institut de Recherche Expérimentale et Clinique, Université Catholique de Louvain, Brussels, Belgium.
Ovarian tissue cryopreservation and transplantation has emerged as a promising fertility preservation technique for individuals facing premature ovarian insufficiency due to various medical conditions or treatments. Xenotransplantation, involving the transplantation of ovarian tissue into animal hosts, has played a pivotal role in refining ovarian tissue cryopreservation and transplantation techniques and addressing key challenges. This review provides a comprehensive overview of the current landscape of ovarian tissue xenotransplantation research, focusing on its applications in investigating ovarian biology, optimizing ovarian tissue cryopreservation and transplantation protocols, and assessing safety concerns.
View Article and Find Full Text PDFSci Rep
January 2025
Center of Excellence for Shrimp Molecular Biology and Biotechnology (Centex Shrimp), Faculty of Science, Mahidol University, Rama VI Rd., Bangkok, 10400, Thailand.
This study evaluated the growth and gut performance of shrimp fed three isonitrogenous diets (37% crude protein) with varying inclusions of fish meal (FM) and soybean meal (SBM): F1 (27.5% FM), F2 (10% FM + 23.5% SBM), and F3 (38% SBM).
View Article and Find Full Text PDFJ Dent
December 2024
OMFS-IMPATH Research Group, Department of Imaging and Pathology, Faculty of Medicine, KU Leuven, Leuven, Belgium; Department of Dental Medicine, Karolinska Institute, Stockholm, Sweden. Electronic address:
Objectives: To validate a novel artificial intelligence (AI)-based tool for automated tooth modelling by fusing cone beam computed tomography (CBCT)-derived roots with corresponding intraoral scanner (IOS)-derived crowns.
Methods: A retrospective dataset of 30 patients, comprising 30 CBCT scans and 55 IOS dental arches, was used to evaluate the fusion model at full arch and single tooth levels. AI-fused models were compared with CBCT tooth segmentation using point-to-point surface distances-reported as median surface distance (MSD), root mean square distance (RMSD), and Hausdorff distance (HD)- alongside visual assessments.
Nat Commun
December 2024
Faculty of Infectious & Tropical Diseases, London School of Hygiene & Tropical Medicine, London, UK.
Plasmodium malariae parasites are widely observed across the tropics and sub-tropics. This slow-growing species, known to maintain chronic asymptomatic infections, has been associated with reduced antimalarial susceptibility. We analyse 251 P.
View Article and Find Full Text PDFNat Commun
December 2024
Department of Infection Biology, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK.
Increasing reports of chloroquine resistance (CQR) in Plasmodium vivax endemic regions have led to several countries, including Indonesia, to adopt dihydroarteminsin-piperaquine instead. However, the molecular drivers of CQR remain unclear. Using a genome-wide approach, we perform a genomic analysis of 1534 P.
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