Results 31 to 40 of about 30,551 (261)

Early evolutionary history of the seed

open access: yesBiological Reviews, EarlyView.
ABSTRACT The seed is an essential stage in the life history of gymnospermous and angiospermous plants, facilitating both their survival and dispersal. We reappraise knowledge of the evolutionary history of the gymnospermous seed, from its origin in the late Devonian through to the well‐known end‐Permian extinctions – an interval encompassing the ...
Richard M. Bateman   +2 more
wiley   +1 more source

Projected Warming of the Southern Ocean Disrupts Embryonic Development and Hatch Timing in Antarctic Fish

open access: yesGlobal Change Biology Communications, EarlyView.
Embryos are particularly sensitive to thermal challenge. Antarctic fish embryos raised at projected Southern Ocean temperatures hatch during the winter, have a high incidence of morphological abnormalities, have shorter body lengths, and express genes indicative of cellular stress.
Margaret Streeter   +6 more
wiley   +1 more source

Aberrante Epigynenbildungen bei der Wolfspinne Pardosa palustris (Araneae, Lycosidae)

open access: yesArachnologische Mitteilungen, 2013
Two cases of aberrant epigyne shape in Pardosa palustris (Linnaeus, 1758) are described. Characteristic is the absence of the posterior lateral parts of the septum.
Martin, Dieter
doaj   +1 more source

Sobre um “Monstro bicorpóreo Eborense do século XVIII”

open access: yesMidas: Museus e Estudos Interdisciplinares, 2013
A document preserved in the Public Library of Évora states that a female "double-bodied monster" with a cleft lip was born in the city in 1778, which was dissected and drawn in the city and finally sent to the Royal Museum of Natural History of Ajuda ...
Luís Ceríaco
doaj   +1 more source

Intestinal Atresia in Finland: Maternal Risk Factors, Prevalence, Associated Anomalies and Survival

open access: yesActa Paediatrica, EarlyView.
ABSTRACT Aim We aimed to investigate prevalence, associated anomalies and survival of congenital intestinal atresia and to examine maternal risk factors for jejunoileal atresia (JIA). Methods All children born with, or pregnancies terminated because of, JIA or colonic atresia (CA) in Finland during 1987–2019 were identified from the Finnish Register of
Esko Tahkola   +9 more
wiley   +1 more source

Spaceborne and spaceborn: Physiological aspects of pregnancy and birth during interplanetary flight

open access: yesExperimental Physiology, EarlyView.
Abstract Crewed interplanetary return missions that are on the planning horizon will take years, more than enough time for initiation and completion of a pregnancy. Pregnancy is viewed as a sequence of processes – fertilization, blastocyst formation, implantation, gastrulation, placentation, organogenesis, gross morphogenesis, birth and neonatal ...
Arun V. Holden
wiley   +1 more source

Epidemiologic aspects of neural tube defects in South East Iran [PDF]

open access: yes, 2006
Objectives: To investigate the rate of neural tube defects (NTDs) and their relation to gender, maternal age, consanguineous marriage, season, and drug consumption in Birjand, Iran.
Afshar, M., Farhud, D., Golalipour, M.J.
core  

Long‐term human papillomavirus genotype‐specific risk of cervical high‐grade intraepithelial lesion and cancer—By age group and triage cytology

open access: yesInternational Journal of Cancer, Volume 158, Issue 4, Page 931-941, 15 February 2026.
What's new? Human papillomavirus (HPV) testing has revolutionized cervical cancer screening. Nonetheless, its optimal use for distinguishing between high‐ and low‐risk infections to leverage screening benefits remains to be established. Here, long‐term HPV genotype‐specific risk of precancerous cervical intraepithelial neoplasia grade 2 or higher was ...
Maija Vahteristo   +6 more
wiley   +1 more source

Teratologias alar e abdominal observadas em Sympetrum fonscolombii (Sélys, 1840) (Odonata: Libellulidae) dos Açores [PDF]

open access: yes, 2012
Copyright © 2012 Sociedad Entomológica Aragonesa.Descreve-se um caso de teratologia alar num macho e um caso de deformação abdominal numa fêmea de Sympetrum fonscolombii.
Vieira, Virgílio
core  

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