Results 81 to 90 of about 47,368 (266)

Comparison of the Effects of Thyroxine and Triiodothyronine on Heat Production and Skeletal Muscle Protein Breakdown in Chicken

open access: yesThe Journal of Poultry Science, 2009
Effects of exogenous thyroxine (T4) and triiodothyronine (T3) were compared on heat production and skeletal muscle protein breakdown in broiler chickens aged from 15 to 27d. T4 and T3 were mixed in the basal diet at concentrations of 1.2, 3.6 and 10.8mg/
Kunioki Hayashi   +3 more
doaj   +1 more source

From Consumer Plastics to Aquatic Toxicants: Oxidative and Endocrine Effects of Microplastics on Fathead Minnow (Pimephales promelas) Larvae

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Secondary microplastics (MPs) from single‐use consumer products are rapidly becoming one of the most persistent and widespread pollutants of our time. Freshwater systems act as early sinks for MPs where fragmentation and additive leaching expose aquatic life to a broad spectrum of toxic compounds.
Alisha M. Janiga‐MacNelly   +3 more
wiley   +1 more source

The effect of COVID-19 on the presentation of thyroid antibodies. Case report

open access: yesMìžnarodnij Endokrinologìčnij Žurnal
Background. In December 2019, the World Health Organization was notified about cases of pneumonia of unknown etiology originating in Wuhan, Hubei province, China.
Afrim Zeqiraj
doaj   +1 more source

Association Between Free Triiodothyronine and Carcinoembryonic Antigen Levels in Type 2 Diabetes Mellitus Patients [PDF]

open access: yes
Jingxin Zhou,1,* Can Cao,1,* Tonghua Liu,2 Lili Wu,2 Juan Miao1 1Department of Nephrology and Endocrinology, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, 101121, People’s Republic of China; 2Key Laboratory of Health ...
Wu L, Cao C, Liu T, Miao J, Zhou J
core  

Evaluation of thyroglobulin autoantibodies in dogs at the time of diagnosis of hypoadrenocorticism and during treatment

open access: yesVeterinary Record, EarlyView.
Abstract Background Autoimmune thyroiditis (AIT) may occur more frequently in dogs with hypoadrenocorticism (HA) than previously recognised. The objective of this study was to determine the presence of thyroglobulin autoantibodies (TgAAs) in dogs with HA.
Christin Emming   +6 more
wiley   +1 more source

Synaptosomal [125I]triiodothyronine after intravenous [125I]thyroxine.

open access: yes, 1978
We administered [125I]thyroxine intravenously to adult male rats and measured uptake and subcellular distribution of the hormone and its metabolites in brain.
M B Dratman, F L Crutchfield
core   +1 more source

Marginal Changes in Semen Quality Over Three Decades (1996‒2022) Among 8320 Men in the Danish Young Men Study (DYMS): Cohort Profile and Trends

open access: yesAndrology, EarlyView.
ABSTRACT Background Since the 1990s, declining sperm counts and increasing testicular cancer rates have raised worldwide concern about male reproductive health, including in Denmark. This prompted a prospective population‐based study with annual surveillance of semen quality.
Lærke Priskorn   +13 more
wiley   +1 more source

A Systematic Review and Meta-Analysis of Patient Preferences for Combination Thyroid Hormone Treatment for Hypothyroidism

open access: yesFrontiers in Endocrinology, 2019
Background: The standard of care in management of hypothyroidism is treatment with levothyroxine (L-T4). Sometimes patients are dissatisfied with L-T4 and the combination of levo-triiodothyronine (L-T3) with L-T4 is considered.Methods: We performed a ...
Amit Akirov   +6 more
doaj   +1 more source

NEURONAL DAMAGE IN BRAINS OF FIRST- AND SECOND-GENERATION PUPS BORN TO HYPOTHYROID WISTAR RATS

open access: yesKhyber Medical University Journal, 2020
OBJECTIVE: To study neuronal damage in brains of first and second-generation pups, born to hypothyroid Wistar rats. METHODS: Ten female adult Wistar rats, randomized into two equal groups-propylthiouracil (Group-P) and control (Group-C) were allowed ...
Mariyah Hidayat   +2 more
doaj   +1 more source

Rapid Radioimmunoassay of Triiodothyronine

open access: yesClinical Chemistry, 1973
Abstract The method used in this report is based on the immunological production of a specific antisera to triiodothyronine (T3) in rabbits. Conducted at 4 °C, the radioimmunoassay requires three to five days to complete. Hoping to speed this assay, we investigated the influence of time, temperature, and pH.
C B, Sekadde, W R, Slaunwhite, T, Aceto
openaire   +2 more sources

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