Results 81 to 90 of about 2,454,279 (380)

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Dose-Response Relationship in Aminonucleoside Nephrosis.

open access: yesExperimental Biology and Medicine, 1963
SummaryAdministration of 1–3 mg of PA subcutaneously to normal rats at intervals of 1–2 weeks produced significant proteinuria after a prolonged latent period provided the total dose exceeded a threshold dose of approximately 4–5 mg. Analysis of the cumulative dose-response curves revealed that doses administered subcutaneously at biweekly intervals ...
C S, ALEXANDER, V R, HUNT, H T, NAGASAWA
openaire   +2 more sources

Investigating A Dose Response Relationship between High Fat Diet Consumption and the Contractile Performance of Isolated Mouse Soleus, EDL and Diaphragm Muscles [PDF]

open access: yes, 2019
PurposeRecent evidence has demonstrated an obesity-induced, skeletal muscle-specific reduction in contractile performance. The extent and magnitude of these changes in relation to total dose of high-fat diet consumption remains unclear.
A Abdelmoula   +56 more
core   +1 more source

β‐TrCP overexpression enhances cisplatin sensitivity by depleting BRCA1

open access: yesMolecular Oncology, EarlyView.
Low levels of β‐TrCP (Panel A) allow the accumulation of BRCA1 and CtIP, which facilitate the repair of cisplatin‐induced DNA damage via homologous recombination (HR) and promote tumor cell survival. In contrast, high β‐TrCP expression (Panel B) leads to BRCA1 and CtIP degradation, impairing HR repair, resulting in persistent DNA damage and apoptosis ...
Rocío Jiménez‐Guerrero   +8 more
wiley   +1 more source

Test Of Homogeneity For Umbrella Alternatives In Dose-Response Relationship For Poisson Variables [PDF]

open access: yes, 2003
This article concerns the testing and estimation of a dose-response effect in medical studies. We study the statistical test of homogeneity against umbrella alternatives in a sequence of Poisson distributions associated with an ordered dose variable.
Ji, Ming, Xiong, Chengjie, Yan, Yan
core   +2 more sources

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

open access: yesMolecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern   +7 more
wiley   +1 more source

A U-shaped dose–response of carbohydrate–protein supplementation on rowing performance

open access: yesFrontiers in Nutrition
Background and aimCo-ingestion of carbohydrate and protein supplement (CHO–PRO) is a common strategy to enhance endurance performance. However, the optimal dose–response relationship has not been established, which limits evidence-based nutritional ...
Xiangyu Wang, Xiangyu Wang, Hao Wu
doaj   +1 more source

Dose-Response Relationships of RU 486

open access: yesAnnals of Medicine, 1993
Clinical experience has indicated that the effects of RU 486 can be divided into dose-dependent and dose-independent effects. Examples of the dose-dependent effects include the antiglucocorticoid effects of RU 486, whereas pregnancy termination or dilatation of the cervix can be considered dose-independent with the various regimens tested so far ...
O, Heikinheimo, R, Kekkonen
openaire   +2 more sources

Effects of the Shape of the Radiation Dose-Response Curve on Public Acceptance of Radiation and Nuclear Energy [PDF]

open access: yes, 2002
[Excerpt] “The public generally accepts the premise that exposure to radiation can have an undesirable effect. Furthermore, it believes that as the radiation dose increases, the magnitude of the effect will increase.
Fentiman, Audeen W.
core   +1 more source

An investigation of thresholds in air pollution-mortality effects [PDF]

open access: yes, 2004
In this paper we introduce and implement new techniques to investigate threshold effects in air pollution-mortality relationships. Our key interest is in measuring the dose-response relationship above and below a given threshold level where we allow for ...
Clyde   +36 more
core   +1 more source

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