Results 81 to 90 of about 23,604 (308)

Long-acting contraceptive agents: Levonorgestrel esters of unsaturated acids

open access: yes, 1983
10 pages, 1 scheme.-- Available online 10 January 2003.Esters of levonorgestrel (13β-ethyl-17β-ethynyl-17β-hydroxygon-4-en-3-one) with a variety of unsaturated carboxylic acids have been synthesized for evaluation as potential long-acting, injectable ...
Francisco, Cosme G.   +19 more
core   +1 more source

Avian Contraceptive Tools: One Size Does Not Fit All [PDF]

open access: yes, 2006
Avian contraception is a nonlethal management tool that can be utilized in conjunction with other management techniques to help manage bird populations causing damage.
Miller, Lowell A., Yoder, Christi A.
core   +1 more source

Lyophilized Synthetic Platelets: In Vitro Characterization and in Vivo Evaluation in Mouse Thrombocytopenia Model

open access: yesAdvanced Science, EarlyView.
ABSTRACT Platelet transfusions to treat bleeding complications use donor‐derived platelets stored at room‐temperature, that have a shelf‐life of only 5–7 days due to bacterial contamination risks. Cold‐stored and freeze‐dried platelets are being investigated for extending shelf‐life, but these still have the inherent challenge of donor‐dependency.
Ujjal Didar Singh Sekhon   +20 more
wiley   +1 more source

Factors influence the severity of premenopause syndrome

open access: yesMedisains
Background: Premenopause syndrome triggers more severe physical and psychological problems and the emergence of various diseases. The limited research on the factors causing the severity of Premenopause syndrome has resulted in a lack of efforts to ...
Megawati Sinambela   +3 more
doaj   +1 more source

J Public Health Manag Pract [PDF]

open access: yes
Context:During the 2016\u20132017 Zika virus outbreak in Puerto Rico, preventing unintended pregnancy was a primary strategy to reduce Zika-related adverse birth outcomes.

core  

Oral contraceptive hormones, folate metabolism and the cervical epithelium

open access: yes, 1975
The currently available evidence concerning disorders of folate metabolism in women taking oral contraceptives has been reviewed. A disturbance in folate balance serious enough to cause symptoms (i.e., megaloblastic anemia) occurs very rarely.
F Reyner   +5 more
core   +1 more source

Biomimetic Polymerization of Tellurocysteine: Breaking the Natural Amino Acid Radioprotection Limitation

open access: yesAdvanced Science, EarlyView.
Inspired by natural amino acid polymer‐melanin systems, this study strategically incorporated tellurocysteine to develop advanced radiation‐shielding materials. This approach transformed the primary interaction mechanism between melanin‐based materials and incident photons from Compton scattering to the photoelectric effect. Tellurocysteine‐polymerized
Wei Chen   +6 more
wiley   +1 more source

Contraception [PDF]

open access: yes
BackgroundWe conducted a systematic review to assess whether follow-up visits or contacts after a woman begins using contraception improve method continuation and correct use.Study DesignWe searched the PubMed database for all peer-reviewed articles in ...

core  

Tumor‐Induced Splenic Remodeling: Mechanisms of Systemic Immunosuppression and Emerging Therapeutic Opportunities

open access: yesAdvanced Science, EarlyView.
ABSTRACT Despite the transformative impact of cancer immunotherapies such as immune checkpoint blockade, durable clinical responses remain limited. Increasing evidence indicates that antitumor immunity is governed not only by the tumor microenvironment, but also by systemic immune regulation mediated by peripheral immune organs. Among these, the spleen
Yuehua Liu, Xiaoqian Nie, Xiaofei Gao
wiley   +1 more source

Decoding Undesirable Inflammatory Responses of Nucleic Acid‐Delivering Lipid Nanoparticles

open access: yesAdvanced Science, EarlyView.
Lipid nanoparticles (LNPs) enable efficient nucleic acid delivery, but their immunogenicity is a double‐edged sword. This review explores LNP‐driven innate and adaptive immunity, covering lipid components, endosomal escape, and nucleic acid sensing.
Ruimin Hu   +6 more
wiley   +1 more source

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