Results 111 to 120 of about 1,336,652 (309)

A Prospective Study of Individuals at Risk of Multiple Sclerosis Informs the Design of Primary Prevention Studies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective In multiple sclerosis, the optimal time for deploying a therapeutic intervention is before the central nervous system is damaged; given the success of trials treating the earliest stage of MS, the radiologically isolated syndrome, developing primary prevention strategies is an important next challenge.
Amy W. Laitinen   +7 more
wiley   +1 more source

Factors Affecting the Determination of Secondary Sex Ratio

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, 2012
<p><strong><em>Background and Objectives:</em></strong> Secondary sex ratio (SSR), i.e. the gender ratio of fetuses reaching viability has faced a declining trend in most societies in recent years.
M Zareh Neyestanak
doaj  

Posterior Cortical Atrophy in the Asia‐Pacific: A Report From the PCA Asian Workgroup

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Posterior Cortical Atrophy (PCA) is a distinct dementia syndrome primarily affecting spatial abilities and visual processing. It is associated with degeneration in the posterior part of the brain. PCA is subclassified into PCA‐pure and PCA‐plus syndromes based on consensus criteria.
Yuttachai Likitjaroen   +11 more
wiley   +1 more source

Does sex-ratio indicate the extent of male preference?: A quest for better indicator

open access: yes
This paper shows that the use of sex-ratio as an indicator of preference for male is not an appropriate selection, as sex-ratio also depends up on fertility rate in any society.
Singh, Indervir, Singh, Sarbjit
core  

Multidimensional Profiling of MRI‐Negative Temporal Lobe Epilepsy Uncovers Distinct Phenotypes

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Although hippocampal sclerosis (TLE‐HS) represents the most frequent cause of temporal lobe epilepsy (TLE), up to 30% of patients show no lesion on visual MRI inspection (TLE‐MRIneg). These cases pose diagnostic and therapeutic challenges and are underrepresented in surgical series.
Alice Ballerini   +28 more
wiley   +1 more source

Secular trends and latitude gradients in sex ratios at birth in Australia and New Zealand (1950- 2010) demonstrate uncharacteristic homogeneity [PDF]

open access: yes, 2013
Introduction: The male to female ratio of live births is expressed as the ratio of male live births divided by total live births (M/F). Although this would be more accurately abbreviated as M/T (male births divided by total births), it is widely (albeit ...
Grech, Victor E.
core  

A father effect explains sex-ratio bias

open access: yes, 2017
Sex ratio allocation has important fitness consequences, and theory predicts that parents should adjust offspring sex ratio in cases where the fitness returns of producing male and female offspring vary.
Jonathan D. Ballou   +23 more
core   +1 more source

Sexual orientation, handedness, sex ratio and fetomaternal tolerance-rejection

open access: yesBiological Research, 2010
Fraternal birth order (FBO) appears as a prenatal cause of 15% of homosexual males (gays) through mnemonic maternal anti-male factors. Non-right-handed men seem to be protected from homosexuality.
Carlos Y Valenzuela
doaj  

Location‐Specific Hematoma Volume Predicts Early Neurological Deterioration in Supratentorial ICH

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Early neurological deterioration (END) adversely affects outcomes in patients with intracerebral hemorrhage (ICH). This study aimed to determine the location‐specific hematoma volumes for END in supratentorial ICH patients. Methods We retrospectively analyzed supratentorial ICH patients presenting from two prospective cohorts.
Zuoqiao Li   +10 more
wiley   +1 more source

Son Preference, Sex Selection and the Problem of Missing Women in India [PDF]

open access: yes
This paper empirically tests for two competing explanations of the increasing sex ratio at birth (SRB) in India: hepatitis B and human intervention. Estimating a male- preferring stopping rule with data from three rounds of the National Family Health ...
Deepankar Basu
core  

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