Results 91 to 100 of about 8,064,980 (248)

Cytogenotoxic and Molecular Assessment of Pyrethrins on Non‐Target Allium cepa Roots

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The pyrethrins, which form a part of naturally occurring insecticidal chemicals derived from chrysanthemum flowers, not only provide rapid knockdown of a broad spectrum of insect pests but are also widely used in integrated pest management due to a generally favorable safety profile, largely attributed to low mammalian toxicity.
Yudum Yeltekin Uğur   +2 more
wiley   +1 more source

Nongravitational Forces in Planetary Systems

open access: yesThe Planetary Science Journal
Nongravitational forces play surprising and, sometimes, centrally important roles in shaping the motions and properties of small planetary bodies. In the solar system, the morphologies of comets, the delivery of meteorites, and the shapes and dynamics of
David Jewitt
doaj   +1 more source

Fleeting Feminism: The Singapore Women's Federation, Singapore Chinese Left‐Wing Feminism and Anti‐Colonial Nationalism, c. 1950s

open access: yesGender &History, EarlyView.
ABSTRACT In 1955, two female factory workers and trade union leaders, Tan Lee Eng and Kwek Tai Eng, established the Singapore Women's Federation (SWF) to unite women regardless of race, religion or class for the anti‐colonial nationalist struggle. Singapore Chinese left‐wing feminism emerged at the confluence of the nationalist interest in mobilising ...
Yee‐Ting Leong
wiley   +1 more source

Near-IR Spectroscopic Analysis of the Primary Volatile Composition of Long and Short-Period Comets [PDF]

open access: yes, 2023
Comets are among the most well-preserved objects that formed in the protosolar nebula ∼4.5 Gyr ago. Hence, they are important for understanding various aspects of the formation, evolution, and habitability of the solar system. Multiple primary volatiles (
Khan, Younas
core   +2 more sources

Psychedelic‐assisted treatment for substance use disorder: A narrative systematic review

open access: yesAddiction, EarlyView.
Abstract Background and aims This is the first systematic review of the extant literature on all major psychedelic‐assisted treatment for alcohol use disorder (AUD), tobacco use disorder (TUD) and other substance use disorders (SUD). We aimed to summarise the evidence for efficacy of psychedelic‐assisted treatment for AUD, TUD, and SUD; to evaluate its
Theodore Piper   +7 more
wiley   +1 more source

Origins of Solar Systems Workshop: The Origin, Evolution, and Detectability of Short Period Comets [PDF]

open access: yes, 1993
The origin of the short period comets (SPC) (periods less than 200 years), the dynamical formation of their present reservoir(s), the cause and rate of their transport to the inner planetary region where they can be detected, and the magnitude of ...
Stern, S. Alan
core  

The Impact of Common Medications on Male Fertility: An Updated Systematic Review

open access: yesAndrology, EarlyView.
ABSTRACT Background Compared with those of cytotoxic treatments, the potential effects of common medications on the fertility of men trying to conceive currently or planning to conceive in the future are less well described. The use of common medications may modify the gonadotropic axis, spermatogenesis, and epididymal maturation or alter male ...
Lina Jebli   +7 more
wiley   +1 more source

A study of the orbital evolution of 10 short-period comets by solving differential equations of motion obtained on the basis of a new principle of interaction

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2007
The research of the orbital evolution of 10 short-period comets on the time interval of 400 years (1800–2200) is made by solving the differential equations of motion based on the new principle of mutual interaction of material bodies.
A. F. Zausaev
doaj   +1 more source

OORT-Cloud and Kuiper-Belt Comets [PDF]

open access: yes, 1998
This paper follows the broadly accepted theory that Oort-Cloud Comets originated in the Solar Nebula in the general region where the major planets, Jupiter and Saturn, were formed while the Kuiper-Belt Comets originated farther out where the temperatures
Whipple, Fred L.
core  

Intervention outcomes of children with non‐degenerative dystonia and associated hyperkinetic movement disorders: A scoping review

open access: yesDevelopmental Medicine &Child Neurology, EarlyView.
Abstract Aim To identify the outcomes reported in published studies of intervention approaches used with non‐degenerative childhood hyperkinetic movement disorders, including dystonia, dyskinesia, hypertonia, athetosis, chorea, cerebral palsy, involuntary movement, and kernicterus, and map them to the International Classification of Functioning ...
Hortensia Gimeno   +10 more
wiley   +1 more source

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