Via hydrothermal synthesis, the self-assembly of M(II) ions, H3BTC or H2NDC with three structure-related flexible bis(imidazole) ligands, L1, L2, and L3, generated six metal−organic polymers (M = Co, Ni, Zn; BTC 1,3,5-benzenetricarboxylate, NDC 1,2-benzenebicarboxylate, L1 1,4-bis(imidazol-1-ylmethyl)benzene, L2 1,1′-(1,4-butanediyl)bis(imidazole), L3 1,1′-(1,4-hexanediyl)bis (imidazole)): {Co3(L1)3(BTC)2(μ-H2O)3·2H2O}n (1), {Zn2(L2)(HBTC)2·2H2O}n (2), {Co(L3)(HBTC)}n (3), {Co(L1) (NDC)}n...

Summary Microbial metacommunities normally comprise generalists and specialists. Uncovering the mechanisms underlying diversity patterns of these two sub‐communities is crucial for aquatic biodiversity maintenance. However, little known about ecological assembly processes co‐occurrence habitat specialists across large spatial scales in plateau lake sediments, particularly regarding their environmental adaptations. Here, we investigated sediment Tibetan lakes role stability metacommunity...

This paper reports eight novel one-dimensional (1D) helical chain polymers consisting of metal salts and flexible bis(imidazole) ligands, formulated as [Co(L1)2(bimb)] (1), [Cu2(bimb)2Cl2] (2), [Co(L2)2(bimb)] (3), [Co(L3)(bix)Cl] (4), [Co(L4)2(bix)] (5), [Co(L5)2(bimb)] (6), [Ni(L6)2(bimb)] (7), [Ni(L7)2(bimb)] (8) (bimb = 1,4-bis(imidazol-1-yl)-butane, bix 1,4-bis(imidazol-1-yl-methylene)-benzene, HL1 3,5-dinitrobenzoic acid, HL2 4-methoxylbenzoic HL3 benzoic HL4 4-methylbenzoic HL5...

This paper presents four interesting entanglement systems, including one self-penetrating and three interpenetrating frameworks, namely, [Ni3(L)3(BTC)2·2H2O]·6H2O (1), [Mn(L)(HBTC)] (2), [Ni2(L)2(BDC)2·2H2O]·H2O (3), [Mn4(L)4(BDC)4]·H2O (4) (H3BTC = 1,3,5-benzenetricarboxylic acid H2BDC 1,4-benzenedicarboxylic acid), based on a rigid 1,4-bis(1-imidazolyl)benzene (L) ligand. Compound 1 is the first example of (3,4)-connected three-dimensional (3D) polymer containing two types catenated rings...

Water stress seriously constrains plant growth and yield. Long non-coding RNAs (lncRNAs) serve as versatile regulators in various biological regulatory processes. To date, the systematic screening potential functions of lncRNA have not yet been characterized Cleistogenes songorica, especially under water conditions.In this study, we obtained root shoot transcriptomes young C. songorica plants subjected to different degrees recovery treatments by Illumina-based RNA-seq. A total 3397 lncRNAs...

A new long flexible ligand, L = 1,1′-(2,2′-oxybis(ethane-2,1-diyl))bis(1H-imidazole), has been prepared. The hydrothermal reactions of with various metal ions (M(II) Co, Zn, and Cd) as well a series aromatic polycarboxylate co-ligands yielded seven metal−organic frameworks consisting 1D, 2D, 3D structures. Complexes 1–5 are constructed by SBU I (a M2L2 metallocycle), while complexes 6 7 assembled II (left- right-handed helical [M(L)]n chains). In 1and 2, the SBUs bridged 1,2-BDC...

Five novel metal–organic frameworks (MOFs) have been hydrothermally synthesized, namely, [Co(bimb)(2,4′-bpdc)(H2O)2]·H2O (1), [Co2(bimb)3(2,4′-bpdc)2(H2O)2]·H2O (2), [Co(bix)(2,4′-bpdc)] (3), [Co(bix)0.5(2,4′-bpdc)(H2O)0.25] (4) and [Co(bimh)(2,4′-bpdc)] (5), based on mixed ligands, 2,4′-biphenyldicarboxylic acid (2,4′-H2bpdc) as organic linkers different bis(imidazole) ligands co-ligands: (1,4-bis(imidazol-1-yl)-butane (bimb), 1,4-bis(imidazol-1-yl-methylene)-benzene (bix)...

Abstract Melilotus is one of the most important legume forages, but lack molecular markers has limited development and utilization germplasm resources. In present study, 151 M clean reads were generated from various genotypes albus using Illumina sequencing. A total 19,263 potential EST-SSRs identified 104,358 unigene sequences. Moreover, 18,182 primer pairs successfully designed, 550 selected criteria base repeat type, fragment length annealing temperature. addition, screened by PCR...

Abstract Elephant grass (2 n = 4 x 28; Cenchrus purpureus Schumach.), also known as Napier grass, is an important forage and potential energy crop in tropical subtropical regions of Asia, Africa America. However, no study has yet reported a genome assembly for elephant at the chromosome scale. Here, we report high‐quality chromosome‐scale with total size 1.97 Gb 1.5% heterozygosity rate, obtained using short‐read sequencing, single‐molecule long‐read sequencing Hi‐C conformation capture....

Abstract BACKGROUND Early weaning in yak calves is being attempted to improve reproduction rate. However, this has be done with caution because of the high mortality rate due lack nutrients and harsh environmental conditions. Twenty‐four weaned male were used a 60 day feeding trial which astragalus root extract (ARE) was supplemented. They assigned randomly one four dietary treatments ( n = six per treatment) that differed ARE level: 0 g kg −1 (control), ; 20 , 50 50; 80 dry matter intake...

Melilotus species are used as green manure and rotation crops worldwide contain abundant pharmacologically active coumarins. However, there is a paucity of information on its genome coumarin production function. Here, we reported chromosome-scale assembly albus with 1.04 Gb in eight chromosomes, containing 71.42% repetitive elements. Long terminal repeat retrotransposon bursts coincided declining population sizes during the Quaternary glaciation. Resequencing 94 accessions enabled insights...

Alpine lakes play pivotal roles in plateau hydrological processes but are highly sensitive to climate change, yet we lack comprehensive knowledge of their multitrophic biodiversity patterns. Here, compared the characteristics diverse taxonomic groups across water depths and surface sediments from a freshwater lake hypersaline on northwestern Tibetan Plateau. Using multi-marker environmental DNA metabarcoding, detected 134 cyanobacteria, 443 diatom, 1,519 invertebrate, 28 vertebrate taxa....

Sugarcane tops silage (STS), as a source of roughage for ruminants, is rich in water-soluble carbohydrate (WSC) content, which significantly affects quality. Citric acid (CA) low-cost natural antimicrobial agent that can inhibit undesirable microbes and improve The objectives this study were to investigate the effects CA on chemical composition, fermentation quality, microbial communities, metabolic pathways STS with high low WSC contents before or after aerobic exposure. Fresh sugarcane...

In response to the environmental challenges posed by conventional expansive soil stabilization methods, this study investigates low-carbon potential of industrial by-products—cement kiln dust (CKD) and calcium carbide slag (CCS)—as sustainable stabilizers. A comprehensive series laboratory tests, including compaction free swelling rate measurements, unconfined compressive strength (UCS) evaluations, scanning electron microscopy (SEM) analyses, were conducted on samples treated with varying...

A couple of metal-organic frameworks (MOFs) constructed from rigid bicarboxylates are presented herein, namely, Co3(ndc)3(bbi)(CH3CN)2 (1) and Dy2Mn3(ndc)6(bipy)2 (2), where H2ndc = 2,6-naphthalenedicarboxylic acid, bipy 2,2′-pyridine, bbi 1,1′-(1,4-butanediyl)bis(imidazole). These two coordination polymers have been prepared through solvo/hydrothermal reactions characterized by single-crystal X-ray study, TG, IR, elemental analysis. Polymer 1 features a novel self-penetrating network...

Three unprecedented entangled systems are successfully obtained. Compounds 1 and 2 self-penetrating networks with intracatenated [M2bimh2] loops two-dimensional [M2(bptc)] sheets ((H4bptc = biphenyl-3,3′,4,4′-tetracarboxylic acid, bimh 1,6-bis(imidazol-1-yl)-hexane), while compound 3 is a three-dimensional network which results from the hydrothermal in situ formation of new tetradentate ligand, 1,2,4,5-tetra(4-pyridyl)benzene, through dehydrogenative coupling 1,3-bis(4-pyridyl)propane molecules.

It has long been recognized that pH mediates community structure changes in glacier foreland soils. Here, we showed resulted from plant colonization. Plant colonization reduced and increased soil organic carbon, which bacterial diversity, changed the of both bacteria fungi, enhanced environmental filtering, improved microbial network disturbance resistance. Global warming rate retreat high-latitudes high-altitude regions over past 100 years [1, 2]. Retreating glaciers expose a large mass...

The paper presents three interesting entanglement systems, including two polyrotaxane-like and one interpenetrating frameworks, namely, [Co(L1)(bpdc)] (1), [Co(L2)(bpdc)] (2), [Co(L3)1.5(bpdc)(H2O)]·(L3) (3), constructed from biphenyl-4,4′-dicarboxylate bis(imidazole) ligands (L1 = 1,6-bis(imidazol-1-yl)-hexane, rods that are interlaced in a parallel fashion to result 2D → motifs (L2 1,4-bis(imidazol-1-ylmethyl)benzene L3 1,4-bis(1-imidazolyl)-benzene)). Both compounds 1 2 contain loops....

Two coordination polymers, [CoIICuI(m-BDC)(BIPY)1.5(m-NBZ)]n (1) and [CoII4(BPTC)2(BBI)4]n (2), (where BIPY = 4,4′-bipyridine, BBI 1,1′-(1,4-butanediyl)bis(imidazole), m-BDC 1,3-benzenedicarboxylate, m-HNBZ m-nitrobenzoic acid H4BPTC 3,3′,4,4′-biphenyltetracarboxylic acid), have been obtained under solvo/hydrothermal conditions, which were characterized by single-crystal X-ray diffraction, XRPD, IR, ICP, TGA, elemental analysis. Both 1 2 feature two unusual binodal self-penetrated...

Plant growth and development depends on its ability to maintain optimal cellular homeostasis during abiotic biotic stresses. Cleistogenes songorica, a xerophyte desert plant, is known have novel drought stress adaptation strategies contains rich pools of tolerance genes. Proteins encoded by Late Embryogenesis Abundant (LEA) family genes promote activities functioning as disordered molecules, or limiting collisions between enzymes To date, functions the LEA been heavily investigated in many...

Cleistogenes songorica (2n = 4x 40) is a desert grass with unique dimorphic flowering mechanism and an ability to survive extreme drought. Little known about the genetics underlying drought tolerance its reproductive adaptability. Here, we sequenced assembled high-quality chromosome-level C. genome (contig N50 21.28 Mb). Complete assemblies of all telomeres, ten chromosomes were derived. underwent recent tetraploidization (~19 million years ago) four major chromosomal rearrangements....

The use of antibiotics as supplements in animal feed is restricted due to possible health hazards associated with them. Consequently, there increasing interest exploiting natural products improve and production livestock no detrimental side effects. In this study, we examined the effect Astragalus membranaceus root (AMT) supplementation on DM intake, growth performance, rumen fermentation immunity Tibetan sheep. Twenty-four male sheep (31 ± 1.4 kg; 9 months old) were assigned randomly one...

Coumarins, natural products abundant in Melilotus albus, confer features response to abiotic stresses, and are mainly present as glycoconjugates. UGTs (UDP-glycosyltransferases) responsible for glycosylation modification of coumarins. However, information regarding the relationship between coumarin biosynthesis stress-responsive remains limited. Here, a total 189 MaUGT genes were identified from M. albus genome, which distributed differentially among its eight chromosomes. According...