Results 91 to 100 of about 1,248,358 (272)

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Effects of endogenous FMRFamide-like peptides on muscles of distal part of reproductive system females Ascaria suum

open access: yesРоссийский паразитологический журнал, 2019
Development of drug resistance in parasitic organisms, including nematodes, makes it necessary, on one side to study molecular mechanisms of such resistance formation, on the other side, to find new biological targets to reduce the spread of infections ...
T. A. Maljutina, N. B. Terenina
doaj  

Ovarian germ cell tumors in children and adolescents (literature review)

open access: yesОпухоли женской репродуктивной системы
Ovarian germ cell tumors account for 30 % of germ cell tumors of other localizations and 70 % of all ovarian neoplasms. The aim of this review is to study and systematize clinical manifestations, diagnosis and treatment of ovarian germ cell tumors in ...
E. V. Sibirskaya, Yu. E. Shaykhrazieva
doaj   +1 more source

ROLE OF OPPORTUNISTIC MICROFLORA IN MECHANISMS OF DEVELOPMENT OF WOMEN AND MALE INFERTILITY

open access: yesИзвестия высших учебных заведений. Поволжский регион: Медицинские науки, 2020
Background. We made a research on the role of opportunistic microflora in the mechanisms of development of male and female infertilit. The purpose of the research is to study the health of the women and men reproductive system of childbearing age ...
L. V. Kurashvili   +4 more
doaj   +1 more source

Efeito da inclusão do farelo e da farinha de semente de algodão em rações para reprodutores de tilápia do Nilo (Oreochromis niloticus) Effect of adding cottonseed meal or cottonseed flour to rations for Nile tilapia (Oreochromis niloticus) broodstock

open access: yesRevista Brasileira de Zootecnia, 1999
Este experimento foi realizado para avaliar o efeito do farelo e da farinha de algodão no comportamento reprodutivo e na atividade testicular de reprodutores de tilápia do Nilo.
Ana Lúcia Salaro   +3 more
doaj   +1 more source

Correlation between Penile Length and Anogenital Distance in Term Newborns, Gorgan, 2011 [PDF]

open access: yes, 2014
Background and purpose: Anogenital distance is an accepted indicator for endogenous or environmental effects of androgens on development of reproductive system in fetus and newborns.
Alaee, E.   +2 more
core  

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Post-embryonic Development of the Seminal Vesicle in the Stingless Bee Melipona quadrifasciata Lepeletier, 1836 (Apidae: Meliponini)

open access: yesSociobiology, 2019
The male accessory glands of stingless bees (Apidae: Meliponini) are absent and the morphology of their seminal vesicle indicate probable secretory function by this organ.
Ríudo de Paiva Ferreira   +5 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Reproductive system [PDF]

open access: yes, 2020
A Stewart Whitley   +7 more
  +4 more sources

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