Results 91 to 100 of about 28,730 (184)

Structural investigations of N-carbamoylputrescine amidohydrolase from Medicago truncatula: insights into the ultimate step of putrescine biosynthesis in plants

open access: yesFrontiers in Plant Science, 2016
Putrescine, 1,4-diaminobutane, is an intermediate in the biosynthesis of more complexed polyamines, spermidine and spermine. Unlike other eukaryotes, plants have evolved a multistep pathway for putrescine biosynthesis that utilizes arginine. In the final
Bartosz eSekula   +4 more
doaj   +1 more source

Impact of Lactic Acid and Fermented Dairy‐Based Marinades on Quality Attributes and Biogenic Amine Formation in Turkey Breast Meat

open access: yesFood Science &Nutrition, Volume 14, Issue 8, August 2026.
Turkey breast meat was marinated with lactic acid (pH 4.0), yogurt whey, kefir, or yogurt (1:1, w/w) for 24 h at 4°C and then cooked at 185°C for 15 min. Fermented dairy‐based marinades improved meat quality without promoting excessive biogenic amine formation.
Gülsüme Biçakci, Ercan Sarica
wiley   +1 more source

Variant Microorganism Having Putrescine Producing Ability and Method for Preparing Putrescine Using the Same [PDF]

open access: yes, 2012
본 발명은 퓨트레신 생성 대사경로를 가지는 미생물에서, 퓨트레신(putrescine)의 분해 또는 이용 경로에 관여하는 유전자가 약화 또는 결실되어 있는 퓨트레신 고생성능을 가지는 변이 미생물 및 이를 혐기조건하에서 배양하여 퓨트레신을 고수율로 제조하는 방법에 관한 것이다. 본 발명에 따른 퓨트레신(putrescine) 고생성능을 가지는 변이 미생물은 산업적으로 널리 사용되는 퓨트레신을 고수율로 제조하는데 유용하다.
전용재   +3 more
core  

Longitudinal Tracking of Astrocyte Reactivity During the Development of Chronic Orofacial Neuropathic Pain Using [18F]‐SMBT‐1 Positron‐Emission Tomography

open access: yesGlia, Volume 74, Issue 8, August 2026.
Using [18F]‐SMBT‐1 PET, we longitudinally tracked MAO‐B–expressing reactive astrocytes during orofacial neuropathic pain development in rats, revealing region‐ and time‐specific astrocyte activation during pain chronification. ABSTRACT Chronic neuropathic pain represents a significant global health burden and is hypothesized to be maintained by an ...
Lewis S. Crawford   +14 more
wiley   +1 more source

Impact and mechanisms of cinnamaldehyde on putrescine production by Obesumbacterium proteus OP216735 during the process of Xinjiang sausage

open access: yesFood Science and Human Wellness
This study investigated the effects of cinnamaldehyde on putrescine production by Obesumbacterium proteus in pure cultures and Xinjiang sausage. Scanning electron microscopy was used to analyze the cell morphology of the test bacteria, and reverse ...
Honghong Yu, Shiyi Zhu, Shiling Lu
doaj   +1 more source

Effects of putrescine and low temperature on the apoplastic antioxidant enzymes in the leaves of two wheat cultivars

open access: yesPlant, Soil and Environment, 2009
The effects of putrescine (a polyamine), low temperature and their combinations on the activities of apoplastic antioxidant enzymes were studied in the leaves of two wheat cultivars, winter (Dogu-88) and spring (Gerek-79). Fifteen-day-old wheat seedlings
T. Çakmak, Ö. Atici
doaj   +1 more source

The Dual Role of the Gut Microbiota in Cancer Chemoresistance

open access: yesMicrobiologyOpen, Volume 15, Issue 4, August 2026.
Comparison between Microbiota and Cancer therapy. ABSTRACT Chemoresistance is one of the primary reasons that cancer chemotherapy fails to deliver successful treatment outcomes and contributes to poor overall survival rates for patients with cancer. New research has begun to shed light on the effects of the gut microbiome (GM).
Hamed Tahmasebi   +3 more
wiley   +1 more source

Enzymic Conversion of Agmatine to Putrescine inL athyrms satiuus seedlings - Purification and properties of a multifunctional enzyme (putrescine synthase) [PDF]

open access: yes, 1981
The participation of a multifunctional enzy(am sein - gle polypeptide with multiple catalytic activities (14)) has been demonstrated in the conversion of agmatine to putrescine in Lathyrus sativus seedlings.
Kalkunte, S   +2 more
core  

Pre-storage putrescine treatment maintains quality and prolongs postharvest life of Musa acuminata L.

open access: yesAdvances in Horticultural Science, 2017
The study was carried out to determine the effect of putrescine on quality and postharvest life of Musa acuminata L. during storage. The fruits were dipped at different concentrations of putrescine (0.5, 1 and 2 mM for 30 min) and distilled water as ...
M.S. Hosseini, S.M. Zahedi, Z. Fakhar
doaj   +1 more source

Metabolic Regulation of Macrophages in Health and Disease

open access: yesMedComm, Volume 7, Issue 8, August 2026.
Extracellular metabolites drive metabolic rewiring of glucose, lipid, and amino acid pathways in macrophages, steering their polarization toward pro‐ or anti‐inflammatory phenotypes and shaping a wide range of disease processes. Macrophages from different tissues display distinct metabolic signatures, and therapeutic strategies that target these ...
Shan Huang   +6 more
wiley   +1 more source

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