Results 61 to 70 of about 1,592 (175)

Sprint‐interval training with post‐exercise blood flow restriction increases mitochondrial content and respiration

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The mechanisms underpinning improved maximal oxygen uptake following sprint interval training (SIT) with post‐exercise blood flow restriction (BFR), compared to SIT alone, remain unclear. This study examined the effects of 6 week SIT with (BFR; n = 12) or without (CON; n = 8) post‐exercise BFR on V̇O2peak${{\dot{V}}_{{{{\mathrm{O}
Donald L. Peden   +4 more
wiley   +1 more source

Implications of a Neotropical Origin of the Genus Leishmania

open access: yesMemorias do Instituto Oswaldo Cruz, 1998
The hypothesis of a Neotropical origin of the Leishmania/Endotrypanum clade is reviewed. The position of the L. (Sauroleishmania) external to the subgenus L. (Leishmania) is not consistent with the Neotropical origin of the latter subgenus.
Noyes Harry
doaj  

Social behavior between mothers × young of sloths Bradypus variegatus SCHINZ, 1825 (Xenarthra: Bradypodidae)

open access: yesBrazilian Journal of Biology
This study is a contribution to the ex situ and in situ conservation and preservation of Sloths. The behavioral records of the social interaction between mothers and offspring allow the detection of important learning interactions and psychomotor ...
C. A. SOARES, R. S. CARNEIRO
doaj   +1 more source

Screwworm reemergence, illegal cattle movements, and emerging risks to wildlife and protected areas in Mesoamerica

open access: yes
Conservation Biology, EarlyView.
Lucy Keatts   +7 more
wiley   +1 more source

Sloth biology: an update on their physiological ecology, behavior and role as vectors of arthropods and arboviruses

open access: yesBrazilian Journal of Medical and Biological Research, 2001
This is a review of the research undertaken since 1971 on the behavior and physiological ecology of sloths. The animals exhibit numerous fascinating features. Sloth hair is extremely specialized for a wet tropical environment and contains symbiotic algae.
Gilmore D.P.   +2 more
doaj  

A review of the Quaternary Scelidotheriinae (Mammalia, Xenarthra, Tardigrada) from the Tarija-Padcaya basin, Bolivia

open access: yesAnais da Academia Brasileira de Ciências, 2018
The Mylodontidae Scelidotheriinae (Mammalia, Xenarthra, Tardigrada) are a diversified clade of South American fossil ground sloths, with a wide geographic distribution, especially in high and middle latitudes.
ÁNGEL R. MIÑO-BOILINI   +4 more
doaj   +1 more source

A simple protocol for the extraction and sequence analysis of DNA from study skin of museum collections

open access: yesGenetics and Molecular Biology, 2007
Museum collections have been widely used as sources of biological samples for molecular biology studies and there are several methodologies and techniques to obtain and analyze DNA from tissues archived in museums, but most of these protocols have been ...
Nadia de Moraes-Barros   +1 more
doaj   +1 more source

Social behavior between mothers ´ young of sloths Bradypus variegatus SCHINZ, 1825 (Xenarthra: Bradypodidae)

open access: yesBrazilian Journal of Biology, 2002
This study is a contribution to the ex situ and in situ conservation and preservation of Sloths. The behavioral records of the social interaction between mothers and offspring allow the detection of important learning interactions and psychomotor ...
SOARES C. A., CARNEIRO R. S.
doaj  

Interacting circadian and homeostatic processes with opportunity cost: A mathematical model of sleep with application to two mammalian species.

open access: yesPLoS ONE, 2018
This paper introduces a new model of sleep for mammals. It extends the classic 'two-process' model of sleep to account for differences in external circumstances.
James H Cardon   +3 more
doaj   +1 more source

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