Group 1 - The article discusses the recruitment of 7 postdoctoral researchers for projects related to "Basic and Interdisciplinary Breakthroughs (Synthetic Multi-cell Genomes)" and "National Major Instrument Development Projects (High-Precision Synthesis Systems for Long Fragments of DNA)" [3] - Candidates with backgrounds in epigenomics, strain construction, and enzyme catalysis are particularly encouraged to apply, especially those who have recently completed or are about to complete their PhD [3] - The age limit for applicants is generally set at 35 years, and candidates should possess strong academic qualifications and research capabilities [3] Group 2 - The hiring package includes competitive salary and performance rewards, support for applying to national postdoctoral programs, and benefits such as children's education and social insurance [4] - The institution offers assistance in applying for various research projects, including the National Natural Science Foundation and postdoctoral programs [4] - A good research platform and opportunities for international collaboration and exchange are provided [4] Group 3 - Application materials must be combined into a single PDF and sent to the specified email address, with a clear subject line indicating the position and applicant's name [5] - Required documents include a personal resume, a personal statement outlining research interests and development plans, and contact information for three referees along with recommendation letters [5] - The recruitment is ongoing until positions are filled, and self-recommendations are welcomed [5]

Core Viewpoint - The article discusses the phenomenon of "obesity memory," which explains why maintaining weight loss is challenging even after significant weight reduction. This memory is attributed to epigenetic changes in fat cells that persist long after weight loss, affecting gene expression and cellular function [6][7][10]. Group 1: Research Findings - Research indicates that fat cells retain a "memory" of obesity, which complicates weight maintenance post-weight loss [6]. - The study published in *Nature* reveals that epigenetic changes caused by obesity lead to lasting alterations in gene activity, even when individuals return to a healthy weight [8]. - The analysis of fat tissue from severely obese individuals shows that certain genes remain more active while others are less active compared to those who have never been obese, indicating a persistent obesity-related gene expression pattern [10]. Group 2: Implications for Weight Management - Experts suggest that individuals aiming to lose weight may require long-term support and management to prevent weight regain, emphasizing that the struggle is not solely the individual's fault [10]. - The research highlights the need for a deeper understanding of the molecular mechanisms behind weight regain, as current knowledge remains limited [12]. - The findings suggest that preventing obesity is the most effective strategy, and maintaining weight loss demands significant effort and determination from individuals [13].

Core Viewpoint - The study of Maria Branyas Morera, the world's oldest verified living person, provides insights into aging and longevity, highlighting the potential for distinguishing molecular changes due to aging from those related to health conditions [2][4][6]. Group 1: Research Findings - The research team conducted a high-throughput multi-omics study on Maria Branyas Morera, analyzing her genome, transcriptome, metabolome, proteome, microbiome, and epigenome, with results to be published in Cell Reports Medicine [2][11]. - One major finding is the ability to differentiate molecular changes due to aging from those caused by poor health, as evidenced by her unusually short telomeres without associated age-related diseases [6][11]. - Genetic analysis revealed she possesses mutations that are known to prevent cardiovascular diseases, cognitive decline, and diabetes, while lacking mutations linked to increased risks of certain diseases like Alzheimer's [6][11]. Group 2: Health and Lifestyle Factors - Maria Branyas Morera's blood tests showed low levels of "bad" cholesterol and high levels of "good" cholesterol, indicating efficient lipid metabolism and a strong immune system with low inflammation markers [7]. - Her gut microbiome was found to be similar to that of much younger individuals, with a high abundance of beneficial bacteria, potentially linked to her diet of three servings of yogurt daily [7][8]. - Lifestyle factors such as adherence to a Mediterranean diet and regular exercise may also contribute to her longevity [8].