Results 71 to 80 of about 4,438 (333)

Ratoon Season Rice Reduces Methane Emissions by Limiting Acetic Acid Transport to the Rhizosphere and Inhibiting Methanogens

open access: yesAdvanced Science, EarlyView.
This study finds that the interaction between ABA‐OsCIPK2‐OsSWEET1A reduces the allocation of methane producing bacteria carbon source (acetic acid) content to the rhizosphere soil of ratoon season rice, thereby reducing methane emissions. Abstract Rice paddies are a major, persistent source of atmospheric methane (CH4), emission rates depend on the ...
Jingnan Zou   +14 more
wiley   +1 more source

Natural Negative Feedback Loops Confer Indica‐Japonica Differentiation for Grain Size Homeostasis in Rice

open access: yesAdvanced Science, EarlyView.
This study reveals the genetic and molecular mechanisms controlling grain size homeostasis through fine‐tuning OsGRX8 self‐expression by two natural negative feedback loops functioning in redox‐dependent or ‐independent manners and identifies two self‐regulatory haplotypes (SRHs) for the subspecies differentiation in rice.
Xingxing Li   +13 more
wiley   +1 more source

A review of the fossil record of old world turtles of the clade pan-trionychidae [PDF]

open access: yes, 2017
Turtles of the clade Pan-Trionychidae have a rich fossil record in the Old World, ranging from the Early Cretaceous (Hauterivian) to the Holocene. The clade most probably originated in Asia during the Early Cretaceous but spread from there to the ...
Georgalis, Georgios L., Joyce, Walter G.
core   +1 more source

A Biomimetic Norepinephrine‐Loaded Aligned Mineralized Collagen Scaffold for Coordinated Neurovascular, Osteogenic, and Immunomodulatory Repair of Critical‐Sized Bone Defects

open access: yesAdvanced Science, EarlyView.
Inspired by the composition and structure of native bone tissue and its complex interplay of biological signals, a norepinephrine‐loaded biomimetic mineralized electrocompacted collagen scaffold (NE‐MEC) is developed capable of simultaneously supporting osteogenesis, neural repair, angiogenesis, and immune modulation.
Zhengyun Ren   +10 more
wiley   +1 more source

New South American taxa of Odontolochini Stebnicka and Howden (Coleoptera: Scarabaeidae: Aphodiinae) [PDF]

open access: yes, 2009
Recently discovered Neotropical taxa belonging in the tribe Odontolochini Stebnicka and Howden (Coleoptera: Scarabaeidae: Aphodiinae) are described. New genera are: Amerilochus, type species Amerilochus cinereus, new species; and Stebnickiella, type ...
Skelley, Paul E.
core  

Lifetime glucocorticoid profiles in baleen of right whale calves: Potential relationships to chronic stress of repeated wounding by Kelp Gulls [PDF]

open access: yes, 2018
Baleen tissue accumulates stress hormones (glucocorticoids, GC) as it grows, along with other adrenal, gonadal and thyroid hormones. The hormones are deposited in a linear fashion such that a single plate of baleen allows retrospective assessment and ...
Ajó, Alejandro A. Fernández   +7 more
core   +1 more source

Co‐Treatment With rhBMP‐2 and Rapamycin Modulates Osteogenesis–Adipogenesis Balance to Enhance Aged Bone Regeneration

open access: yesAdvanced Science, EarlyView.
This study demonstrates that the imbalance between osteogenic and adipogenic differentiation in senescent BMSCs, leading to excessive adipocyte accumulation, which subsequently impairs bone regeneration in aged mice. To address this pathological dysregulation, a novel energy‐supplying hydrogel system (PBR) has been developed to restore balanced ...
Zirui He   +7 more
wiley   +1 more source

It is not always the nail biting experience

open access: yesOnline Journal of Health & Allied Sciences, 2009
Case of a 22 year old male with past medical history of attention deficit disorder, found to have callosities and skin abrasions on knuckels and dorsum of his interphalangeal joints in both ...
Khalil Kanjwal
doaj  

Mucocutaneous manifestations in patients with rheumatoid arthritis: A cross-sectional study from Eastern India

open access: yesIndian Journal of Dermatology, 2017
Background: Cutaneous manifestations are fairly common in rheumatoid arthritis (RA) and they can help in early diagnosis, prompt treatment, and hence reduced morbidity from the disease.
Sudip Kumar Ghosh   +3 more
doaj   +1 more source

The first soft-shelled turtle from the Jehol Biota of China [PDF]

open access: yes, 2015
A new turtle from the Early Cretaceous (Aptian) Jiufotang Formation of western Liaoning, China, Perochelys lamadongensis, gen. et sp. nov., represents the first species of soft-shelled turtle from the Jehol Biota.
Joyce, Walter G., Lia, Lu, Liu, Jun
core   +1 more source

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